diff --git a/libretro-common/include/compat/strl.h b/libretro-common/include/compat/strl.h
index ddb89c2f98..86d2a39930 100644
--- a/libretro-common/include/compat/strl.h
+++ b/libretro-common/include/compat/strl.h
@@ -35,8 +35,10 @@ extern "C" {
 #endif
 
 #ifdef __MACH__
+#ifndef HAVE_STRL
 #define HAVE_STRL
 #endif
+#endif
 
 #ifndef HAVE_STRL
 /* Avoid possible naming collisions during link since