build: support 64-bit MSWindows in EXTERN_PREFIX definition

The EXTERN_PREFIX definition added back in 7d3ccb4 ("configure: go back to platform-based EXTERN_PREFIX test") needs a separate case for _WIN64, as MinGW defines both that and _WIN32 but there is no prefix unlike 32-bit case.
sl1pkn07 · Jan 26, 2013 · d3c5801 · d3c5801
1 parent bbadbda
commit d3c5801
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mangle.h b/mangle.h
@@ -31,7 +31,7 @@
 #define attribute_used
 #endif
 
-#if defined(_WIN32) || defined(__APPLE__)
+#if defined(_WIN32) && !defined(_WIN64) || defined(__APPLE__)
 #define EXTERN_PREFIX "_"
 #else
 #define EXTERN_PREFIX ""