VS projects: add USE_IPV6

The Visual Studio builds didn't use IPv6. Add it to all projects since
Visual Studio 2008, which is verified to build via AppVeyor.

Closes https://github.com/curl/curl/pull/3137

6 files changed, 328 insertions, 328 deletions

diff --git a/projects/Windows/VC10/lib/libcurl.tmpl b/projects/Windows/VC10/lib/libcurl.tmpl
index 3e6131ff4..309483e0e 100644
--- a/projects/Windows/VC10/lib/libcurl.tmpl
+++ b/projects/Windows/VC10/lib/libcurl.tmpl
@@ -862,7 +862,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -896,7 +896,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -930,7 +930,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -963,7 +963,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -997,7 +997,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1029,7 +1029,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1063,7 +1063,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1094,7 +1094,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1118,7 +1118,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1138,7 +1138,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1161,7 +1161,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1184,7 +1184,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1205,7 +1205,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1225,7 +1225,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1248,7 +1248,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1271,7 +1271,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1298,7 +1298,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1332,7 +1332,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1366,7 +1366,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1398,7 +1398,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1428,7 +1428,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1462,7 +1462,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1496,7 +1496,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1529,7 +1529,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1563,7 +1563,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1595,7 +1595,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1627,7 +1627,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1658,7 +1658,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1688,7 +1688,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1722,7 +1722,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1756,7 +1756,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1788,7 +1788,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1810,7 +1810,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1833,7 +1833,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1853,7 +1853,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1876,7 +1876,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1896,7 +1896,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1916,7 +1916,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1939,7 +1939,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1962,7 +1962,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1982,7 +1982,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2005,7 +2005,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2025,7 +2025,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2048,7 +2048,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2069,7 +2069,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2092,7 +2092,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2112,7 +2112,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2135,7 +2135,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2155,7 +2155,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2175,7 +2175,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2198,7 +2198,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2221,7 +2221,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2241,7 +2241,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2264,7 +2264,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2284,7 +2284,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2307,7 +2307,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
diff --git a/projects/Windows/VC11/lib/libcurl.tmpl b/projects/Windows/VC11/lib/libcurl.tmpl
index f1cfef898..2665660a8 100644
--- a/projects/Windows/VC11/lib/libcurl.tmpl
+++ b/projects/Windows/VC11/lib/libcurl.tmpl
@@ -918,7 +918,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -952,7 +952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -986,7 +986,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1019,7 +1019,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1053,7 +1053,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1085,7 +1085,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1119,7 +1119,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1150,7 +1150,7 @@
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       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1174,7 +1174,7 @@
     <ClCompile>
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       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1194,7 +1194,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1217,7 +1217,7 @@
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       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1240,7 +1240,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1261,7 +1261,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1281,7 +1281,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1304,7 +1304,7 @@
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       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
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@@ -1327,7 +1327,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1354,7 +1354,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
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       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1388,7 +1388,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1422,7 +1422,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
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@@ -1454,7 +1454,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1484,7 +1484,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1518,7 +1518,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1552,7 +1552,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1585,7 +1585,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1619,7 +1619,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1651,7 +1651,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1683,7 +1683,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
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@@ -1714,7 +1714,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1744,7 +1744,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1778,7 +1778,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1844,7 +1844,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -2018,7 +2018,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -2038,7 +2038,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2254,7 +2254,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2277,7 +2277,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2297,7 +2297,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2320,7 +2320,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2340,7 +2340,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2363,7 +2363,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
diff --git a/projects/Windows/VC12/lib/libcurl.tmpl b/projects/Windows/VC12/lib/libcurl.tmpl
index 7fe5aa098..11aa46d5b 100644
--- a/projects/Windows/VC12/lib/libcurl.tmpl
+++ b/projects/Windows/VC12/lib/libcurl.tmpl
@@ -918,7 +918,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -952,7 +952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -986,7 +986,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1019,7 +1019,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1053,7 +1053,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1085,7 +1085,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1119,7 +1119,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1150,7 +1150,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1174,7 +1174,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1194,7 +1194,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1217,7 +1217,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1240,7 +1240,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1261,7 +1261,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1281,7 +1281,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1304,7 +1304,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1327,7 +1327,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1354,7 +1354,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1388,7 +1388,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1422,7 +1422,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1454,7 +1454,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1484,7 +1484,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1518,7 +1518,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1552,7 +1552,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1585,7 +1585,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1619,7 +1619,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1651,7 +1651,7 @@
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       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1683,7 +1683,7 @@
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       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1714,7 +1714,7 @@
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       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1744,7 +1744,7 @@
     <ClCompile>
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       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1778,7 +1778,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1812,7 +1812,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1844,7 +1844,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1866,7 +1866,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1889,7 +1889,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1909,7 +1909,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1932,7 +1932,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1952,7 +1952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1972,7 +1972,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1995,7 +1995,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2018,7 +2018,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2038,7 +2038,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2061,7 +2061,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2081,7 +2081,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2104,7 +2104,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2125,7 +2125,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2148,7 +2148,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2168,7 +2168,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2191,7 +2191,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2211,7 +2211,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2231,7 +2231,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2254,7 +2254,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2277,7 +2277,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2297,7 +2297,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2320,7 +2320,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2340,7 +2340,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2363,7 +2363,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
diff --git a/projects/Windows/VC14/lib/libcurl.tmpl b/projects/Windows/VC14/lib/libcurl.tmpl
index ab984aa09..08166762a 100644
--- a/projects/Windows/VC14/lib/libcurl.tmpl
+++ b/projects/Windows/VC14/lib/libcurl.tmpl
@@ -918,7 +918,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -952,7 +952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -986,7 +986,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1019,7 +1019,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1053,7 +1053,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1085,7 +1085,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1119,7 +1119,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1150,7 +1150,7 @@
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       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1174,7 +1174,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1194,7 +1194,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1217,7 +1217,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1240,7 +1240,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1261,7 +1261,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
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@@ -1281,7 +1281,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1304,7 +1304,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1327,7 +1327,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1354,7 +1354,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1388,7 +1388,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1422,7 +1422,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
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@@ -1454,7 +1454,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1484,7 +1484,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1518,7 +1518,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1552,7 +1552,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1585,7 +1585,7 @@
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1619,7 +1619,7 @@
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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@@ -1778,7 +1778,7 @@
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
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-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2125,7 +2125,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2148,7 +2148,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2168,7 +2168,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2191,7 +2191,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2211,7 +2211,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2231,7 +2231,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2254,7 +2254,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2277,7 +2277,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2297,7 +2297,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2320,7 +2320,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2340,7 +2340,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2363,7 +2363,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
diff --git a/projects/Windows/VC15/lib/libcurl.tmpl b/projects/Windows/VC15/lib/libcurl.tmpl
index 66be45b58..2ca840c87 100644
--- a/projects/Windows/VC15/lib/libcurl.tmpl
+++ b/projects/Windows/VC15/lib/libcurl.tmpl
@@ -918,7 +918,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -952,7 +952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -986,7 +986,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1019,7 +1019,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1053,7 +1053,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1085,7 +1085,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1119,7 +1119,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1150,7 +1150,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;WOLFSSL_DLL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1174,7 +1174,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1194,7 +1194,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1217,7 +1217,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1240,7 +1240,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1261,7 +1261,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1281,7 +1281,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1304,7 +1304,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1327,7 +1327,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\wolfssl;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_CYASSL;USE_IPV6;HAVE_CYASSL_OPTIONS_H;HAVE_CYASSL_ERROR_SSL_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1354,7 +1354,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1388,7 +1388,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1422,7 +1422,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1454,7 +1454,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1484,7 +1484,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1518,7 +1518,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1552,7 +1552,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1585,7 +1585,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1619,7 +1619,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1651,7 +1651,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1683,7 +1683,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1714,7 +1714,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1744,7 +1744,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1778,7 +1778,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1812,7 +1812,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1844,7 +1844,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -1866,7 +1866,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1889,7 +1889,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1909,7 +1909,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1932,7 +1932,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1952,7 +1952,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1972,7 +1972,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -1995,7 +1995,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2018,7 +2018,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2038,7 +2038,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2061,7 +2061,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2081,7 +2081,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2104,7 +2104,7 @@
     <ClCompile>
       <Optimization>Disabled</Optimization>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>true</MinimalRebuild>
       <BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
       <RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@@ -2125,7 +2125,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2148,7 +2148,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2168,7 +2168,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2191,7 +2191,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2211,7 +2211,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2231,7 +2231,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2254,7 +2254,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2277,7 +2277,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2297,7 +2297,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2320,7 +2320,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2340,7 +2340,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
@@ -2363,7 +2363,7 @@
       <Optimization>MaxSpeed</Optimization>
       <InlineFunctionExpansion>OnlyExplicitInline</InlineFunctionExpansion>
       <AdditionalIncludeDirectories>..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
       <FunctionLevelLinking>true</FunctionLevelLinking>
diff --git a/projects/Windows/VC9/lib/libcurl.tmpl b/projects/Windows/VC9/lib/libcurl.tmpl
index 4e5f1b80f..62752d8f6 100644
--- a/projects/Windows/VC9/lib/libcurl.tmpl
+++ b/projects/Windows/VC9/lib/libcurl.tmpl
@@ -51,7 +51,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -136,7 +136,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -221,7 +221,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -304,7 +304,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -380,7 +380,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -447,7 +447,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -514,7 +514,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -581,7 +581,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -651,7 +651,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -736,7 +736,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -821,7 +821,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -904,7 +904,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -985,7 +985,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1070,7 +1070,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1155,7 +1155,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -1238,7 +1238,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -1319,7 +1319,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1404,7 +1404,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1489,7 +1489,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -1572,7 +1572,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -1648,7 +1648,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1715,7 +1715,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1781,7 +1781,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1848,7 +1848,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1914,7 +1914,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -1981,7 +1981,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -2047,7 +2047,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -2114,7 +2114,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -2180,7 +2180,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -2247,7 +2247,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -2314,7 +2314,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2381,7 +2381,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2447,7 +2447,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2514,7 +2514,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2580,7 +2580,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2647,7 +2647,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2713,7 +2713,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2780,7 +2780,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_IPV6"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2846,7 +2846,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2913,7 +2913,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib;..\..\..\..\..\openssl\inc32;..\..\..\..\..\libssh2\include"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;HAVE_LIBSSH2_H"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_OPENSSL;USE_LIBSSH2;USE_IPV6;HAVE_LIBSSH2_H"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -2983,7 +2983,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -3068,7 +3068,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -3153,7 +3153,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -3236,7 +3236,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -3312,7 +3312,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -3379,7 +3379,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="_DEBUG;BUILDING_LIBCURL;DEBUGBUILD;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				MinimalRebuild="true"
 				BasicRuntimeChecks="3"
 				RuntimeLibrary="3"
@@ -3446,7 +3446,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"
@@ -3513,7 +3513,7 @@
 				Optimization="2"
 				InlineFunctionExpansion="1"
 				AdditionalIncludeDirectories="..\..\..\..\include;..\..\..\..\lib"
-				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;WANT_IDN_PROTOTYPES"
+				PreprocessorDefinitions="NDEBUG;BUILDING_LIBCURL;CURL_STATICLIB;USE_WINDOWS_SSPI;USE_SCHANNEL;USE_WIN32_IDN;USE_IPV6;WANT_IDN_PROTOTYPES"
 				StringPooling="true"
 				RuntimeLibrary="2"
 				EnableFunctionLevelLinking="true"