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-rw-r--r--winbuild/Makefile.vc10
1 files changed, 7 insertions, 3 deletions
diff --git a/winbuild/Makefile.vc b/winbuild/Makefile.vc
index d81c6ffa9..222576e01 100644
--- a/winbuild/Makefile.vc
+++ b/winbuild/Makefile.vc
@@ -32,7 +32,7 @@ CFGSET=true
!MESSAGE ENABLE_WINSSL=<yes or no> - Enable native Windows SSL support, defaults to yes
!MESSAGE GEN_PDB=<yes or no> - Generate Program Database (debug symbols for release build)
!MESSAGE DEBUG=<yes or no> - Debug builds
-!MESSAGE MACHINE=<x86 or x64> - Target architecture (default x86)
+!MESSAGE MACHINE=<x86 or x64> - Target architecture (default x64 on AMD64, x86 on others)
!ERROR please choose a valid mode
!ENDIF
@@ -55,8 +55,12 @@ ENABLE_SSPI = $(USE_SSPI)
!ENDIF
# default options
-!IFNDEF MACHINE
-MACHINE = x86
+!IFNDEF MACHINE
+!IF "$(PROCESSOR_ARCHITECTURE)"=="AMD64"
+MACHINE = x64
+!ELSE
+MACHINE = x86
+!ENDIF
!ENDIF
!IFNDEF ENABLE_IDN