win32: WINVER is more proper thing to set than _WIN32_WINNT

diff --git a/m4/usual.m4 b/m4/usual.m4
index 19a05eb02d5b260f1f380e01efd4920ff016f450..ca64e2423fa595d8f8e6014df561e4eb345eea2e 100644 (file)
--- a/m4/usual.m4
+++ b/m4/usual.m4
@@ -33,7 +33,7 @@ AC_MSG_RESULT([$PORTNAME])
 dnl Set the flags before any feature tests.
 if test "$PORTNAME" = "win32"; then
   AC_DEFINE([WIN32_LEAN_AND_MEAN], [1], [Define to request cleaner win32 headers.])
-  AC_DEFINE([_WIN32_WINNT], [0x0501], [Define to max win32 API version (0x0400, 0x0501).])
+  AC_DEFINE([WINVER], [0x0501], [Define to max win32 API version (0x0501=XP).])
 else
   AC_DEFINE([_GNU_SOURCE], [1], [Define to get working glibc.])
 fi