configure: properly check for mingw-w64 through installed headers. mingw-w64 can also target 32-bit code.
Originally committed as revision 24156 to svn://svn.ffmpeg.org/ffmpeg/trunk
(cherry picked from commit 0a4307d6307516d333ce2cde2a2ffa0f50bc176c)
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
diff --git a/configure b/configure
index 745d8fd..c2da74a 100755
--- a/configure
+++ b/configure
@@ -1611,7 +1611,7 @@
objformat="win32"
enable dos_paths
check_cflags -fno-common
- if ! enabled x86_64; then
+ if ! check_cpp_condition _mingw.h "defined (__MINGW64_VERSION_MAJOR)"; then
check_cpp_condition _mingw.h "(__MINGW32_MAJOR_VERSION > 3) || (__MINGW32_MAJOR_VERSION == 3 && __MINGW32_MINOR_VERSION >= 15)" ||
die "ERROR: MinGW runtime version must be >= 3.15."
enabled_any avisynth vfwcap_demuxer &&