header file fixes: multiple include guard consistency and correctness

[musl] / include / stdio.h

diff --git a/include/stdio.h b/include/stdio.h
index fa1b4e9..edcf2e6 100644 (file)
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -177,7 +177,7 @@ char *fgets_unlocked(char *, int, FILE *);
 int fputs_unlocked(const char *, FILE *);
 #endif
 
-#ifdef _LARGEFILE64_SOURCE
+#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
 #define tmpfile64 tmpfile
 #define fopen64 fopen
 #define freopen64 freopen