$NetBSD: patch-ah,v 1.2 2005/09/06 08:10:58 abs Exp $

--- OS/os.h-NetBSD.orig	2002-04-04 22:56:14.000000000 +1000
+++ OS/os.h-NetBSD
@@ -10,4 +10,15 @@ typedef struct flock flock_t;
 #define os_strsignal strsignal
 #define OS_STRSIGNAL
 
+#include <sys/param.h>
+
+#if __NetBSD_Version__ >= 299000900
+/* NetBSD 2.0D switched to statvfs() */
+#  include <sys/statvfs.h>
+#  define statfs statvfs
+#else
+/* before NetBSD 2.0D */
+#  include <sys/mount.h>
+#endif
+
 /* End */