diff --git a/include/asterisk/endian.h b/include/asterisk/endian.h
index 2d8e9d4f39..302a0aa7de 100644
--- a/include/asterisk/endian.h
+++ b/include/asterisk/endian.h
@@ -36,6 +36,15 @@
 #define __LITTLE_ENDIAN LITTLE_ENDIAN
 #define __BIG_ENDIAN BIG_ENDIAN
 #else
+
+#ifndef	__LITTLE_ENDIAN
+#define	__LITTLE_ENDIAN		1234
+#endif
+
+#ifndef	__BIG_ENDIAN
+#define	__BIG_ENDIAN		4321
+#endif
+
 #ifdef __LITTLE_ENDIAN__
 #define __BYTE_ORDER __LITTLE_ENDIAN
 #endif /* __LITTLE_ENDIAN */