===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/grep/mmfile.c,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- src/usr.bin/grep/mmfile.c	2006/02/09 09:54:47	1.10
+++ src/usr.bin/grep/mmfile.c	2006/09/19 05:52:23	1.11
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mmfile.c,v 1.10 2006/02/09 09:54:47 otto Exp $	*/
+/*	$OpenBSD: mmfile.c,v 1.11 2006/09/19 05:52:23 otto Exp $	*/
 
 /*-
  * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav
@@ -55,7 +55,7 @@
 		goto ouch2;
 	if (st.st_size > SIZE_T_MAX) /* too big to mmap */
 		goto ouch2;
-	if ((st.st_mode & S_IFREG) == 0) /* only mmap regular files */
+	if (!S_ISDIR(st.st_mode)) /* only mmap regular files */
 		goto ouch2;
 	mmf->len = (size_t)st.st_size;
 	mmf->base = mmap(NULL, mmf->len, PROT_READ, MAP_PRIVATE, mmf->fd, (off_t)0);