Select proper endian file on MacOS X

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1672 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/frame.h

@@ -26,7 +26,7 @@ extern "C" {
 #ifndef __BYTE_ORDER
 #ifdef __linux__
 #include <endian.h>
-#elif defined(__OpenBSD__)
+#elif (defined(__OpenBSD__) || defined(__APPLE__))
 #include <machine/endian.h>
 #define __BYTE_ORDER BYTE_ORDER
 #define __LITTLE_ENDIAN LITTLE_ENDIAN