$NetBSD$

--- os.h.orig	Wed Jul  1 04:29:10 1998
+++ os.h	Tue Aug 22 07:47:45 2000
@@ -22,3 +22,13 @@
 #endif
 
+#if defined(__NetBSD__)
+#include <sys/types.h>
+#include <machine/endian.h>
+#if BYTE_ORDER == BIG_ENDIAN
+#define HI_LO_BYTE_ORDER
+#else
+#define LO_HI_BYTE_ORDER
+#endif
+#endif
+
 #endif /* __os_h */
