only include this for OpenBSD. At least FreeBSD is borked when including it

(closes issue #13649)
Reported by: ys


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@147899 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/endian.h

@@ -32,7 +32,9 @@
 #ifdef __linux__
 #include <endian.h>
 #elif defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__APPLE__)
+#if defined(__OpenBSD__)
 #include "asterisk/compat.h"
+#endif
 #include <machine/endian.h>
 #define __BYTE_ORDER BYTE_ORDER
 #define __LITTLE_ENDIAN LITTLE_ENDIAN