- Fix usage of setmode. it can fail due to malloc, so we should print the
  correct error message.
Index: src/usr.sbin/mtree/spec.c
===================================================================
RCS file: /home/ncvs/src/usr.sbin/mtree/spec.c,v
retrieving revision 1.21
diff -u -r1.21 spec.c
--- src/usr.sbin/mtree/spec.c	19 Nov 2003 15:28:21 -0000	1.21
+++ src/usr.sbin/mtree/spec.c	12 Dec 2004 23:20:48 -0000
@@ -219,9 +219,14 @@
 			/* just set flag bit */
 			break;
 		case F_MODE:
-			if ((m = setmode(val)) == NULL)
-				errx(1, "line %d: invalid file mode %s",
-				lineno, val);
+			errno = 0;
+			if ((m = setmode(val)) == NULL) {
+				if (!errno)
+					errx(1, "line %d: invalid file mode %s",
+					    lineno, val);
+				else
+					err(1, "setmode");
+			}
 			ip->st_mode = getmode(m, 0);
 			free(m);
 			break;