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authorDaniel Stenberg <daniel@haxx.se>2004-03-03 13:32:56 +0000
committerDaniel Stenberg <daniel@haxx.se>2004-03-03 13:32:56 +0000
commit2479e06848a7625b1b55511b43f86abc3a76c93d (patch)
tree5f229a8dad5a33c0d0698e2474b943203b38a5c1 /lib/easy.c
parentf2abe03fcf09acc3727e995c3304dc80caea39f5 (diff)
David Byron's work on making libcurl only require winsock 1.1 on Windows
machines.
Diffstat (limited to 'lib/easy.c')
-rw-r--r--lib/easy.c21
1 files changed, 13 insertions, 8 deletions
diff --git a/lib/easy.c b/lib/easy.c
index 5ecd10575..4c4e271f6 100644
--- a/lib/easy.c
+++ b/lib/easy.c
@@ -98,7 +98,12 @@ static CURLcode win32_init(void)
WORD wVersionRequested;
WSADATA wsaData;
int err;
- wVersionRequested = MAKEWORD(2, 0);
+
+#ifdef ENABLE_IPV6
+ wVersionRequested = MAKEWORD(2, 0);
+#else
+ wVersionRequested = MAKEWORD(1, 1);
+#endif
err = WSAStartup(wVersionRequested, &wsaData);
@@ -107,14 +112,14 @@ static CURLcode win32_init(void)
/* winsock.dll. */
return CURLE_FAILED_INIT;
- /* Confirm that the Windows Sockets DLL supports 2.0.*/
+ /* Confirm that the Windows Sockets DLL supports what we need.*/
/* Note that if the DLL supports versions greater */
- /* than 2.0 in addition to 2.0, it will still return */
- /* 2.0 in wVersion since that is the version we */
- /* requested. */
-
- if ( LOBYTE( wsaData.wVersion ) != 2 ||
- HIBYTE( wsaData.wVersion ) != 0 ) {
+ /* than wVersionRequested, it will still return */
+ /* wVersionRequested in wVersion. wHighVersion contains the */
+ /* highest supported version. */
+
+ if ( LOBYTE( wsaData.wVersion ) != LOBYTE(wVersionRequested) ||
+ HIBYTE( wsaData.wVersion ) != HIBYTE(wVersionRequested) ) {
/* Tell the user that we couldn't find a useable */
/* winsock.dll. */