1 files changed, 11 insertions, 2 deletions

diff --git a/sys/powerpc/include/endian.h b/sys/powerpc/include/endian.h
index a0f08a057991..5d1c1cacad90 100644
--- a/sys/powerpc/include/endian.h
+++ b/sys/powerpc/include/endian.h
@@ -95,11 +95,20 @@ __bswap64(__uint64_t _x)
 	    ((_x << 40) & ((__uint64_t)0xff << 48)) | ((_x << 56)));
 }
 
-#endif /* __GNUC__ */
-
 #define	__htonl(x)	((__uint32_t)(x))
 #define	__htons(x)	((__uint16_t)(x))
 #define	__ntohl(x)	((__uint32_t)(x))
 #define	__ntohs(x)	((__uint16_t)(x))
 
+#else /* !__GNUC__ */
+
+/*
+ * No optimizations are available for this compiler.  Fall back to
+ * non-optimized functions by defining the constant usually used to prevent
+ * redefinition.
+ */
+#define	_BYTEORDER_FUNC_DEFINED
+
+#endif /* __GNUC__ */
+
 #endif /* !_MACHINE_ENDIAN_H_ */