$OpenBSD: patch-lib_compress_c,v 1.1.1.1 2002/12/16 14:27:34 grange Exp $
--- lib/compress.c.orig	Sun Dec 15 18:48:34 2002
+++ lib/compress.c	Sun Dec 15 18:49:40 2002
@@ -24,6 +24,7 @@
 #include "compi.h"
 #include "comp.h"
 #include <limits.h>
+#include <unistd.h>
 /* LibDsk generalised compression support */
 #ifdef LINUXFLOPPY
 #include <sys/stat.h>
