$NetBSD: patch-lib_usual_endian_h,v 1.1 2011/12/21 08:29:05 dholland Exp $

Avoid trying to redefine bswap16/32/64 when on NetBSD.

--- lib/usual/endian.h~	2011-04-29 13:07:43.000000000 +0000
+++ lib/usual/endian.h
@@ -42,6 +42,8 @@
  * @{
  */
 
+#ifndef __NetBSD__ /* already in sys/endian.h */
+
 #ifndef bswap16
 #ifdef bswap_16
 #define bswap16(x) bswap_16(x)
@@ -80,6 +82,8 @@ static inline uint64_t bswap64(uint64_t 
 #endif
 #endif
 
+#endif /* NetBSD */
+
 /* @} */
 
 /**
