SDL_stdinc.h: define _DARWIN_C_SOURCE on macOS for memset_pattern4()

hopefully fixes https://bugzilla.libsdl.org/show_bug.cgi?id=5107
libsdl-org · Oct 29, 2020 · 79221e8 · 79221e8
1 parent 311ae82
commit 79221e8
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/SDL_stdinc.h b/include/SDL_stdinc.h
@@ -30,6 +30,10 @@
 
 #include "SDL_config.h"
 
+#ifdef __APPLE__
+#define _DARWIN_C_SOURCE /* for memset_pattern4() */
+#endif
+
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
 #endif