diff --git a/include/ogg/os_types.h b/include/ogg/os_types.h
index af44058..b8f5630 100644
--- a/include/ogg/os_types.h
+++ b/include/ogg/os_types.h
@@ -67,15 +67,6 @@
 #    endif
 #  endif
 
-#elif defined(__MACOS__)
-
-#  include <sys/types.h>
-   typedef SInt16 ogg_int16_t;
-   typedef UInt16 ogg_uint16_t;
-   typedef SInt32 ogg_int32_t;
-   typedef UInt32 ogg_uint32_t;
-   typedef SInt64 ogg_int64_t;
-
 #elif (defined(__APPLE__) && defined(__MACH__)) /* MacOS X Framework build */
 
 #  include <inttypes.h>