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authorJan Dubois <jand@activestate.com>2009-12-01 22:55:55 -0800
committerJan Dubois <jand@activestate.com>2009-12-01 22:55:55 -0800
commit44604af16e73eaf78088798f46b5cacde6f5033a (patch)
tree9cd0035fedfa49efb1460b6cbbd1061cc99e5e4f
parente7786e66c00374f3132d17435294a62e2ea96eef (diff)
downloadperl-44604af16e73eaf78088798f46b5cacde6f5033a.tar.gz
Don't redefine isnan() macro if MinGW already defined one.
-rw-r--r--win32/win32.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/win32/win32.h b/win32/win32.h
index 3916b2e1f6..762ab54068 100644
--- a/win32/win32.h
+++ b/win32/win32.h
@@ -260,7 +260,9 @@ typedef long gid_t;
#endif
#define flushall _flushall
#define fcloseall _fcloseall
+#ifndef isnan
#define isnan _isnan /* ...same libraries as MSVC */
+#endif
#ifndef _O_NOINHERIT
# define _O_NOINHERIT 0x0080