===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/column/column.c,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -r1.15 -r1.16
--- src/usr.bin/column/column.c	2009/10/27 23:59:36	1.15
+++ src/usr.bin/column/column.c	2013/11/26 13:18:55	1.16
@@ -1,4 +1,4 @@
-/*	$OpenBSD: column.c,v 1.15 2009/10/27 23:59:36 deraadt Exp $	*/
+/*	$OpenBSD: column.c,v 1.16 2013/11/26 13:18:55 deraadt Exp $	*/
 /*	$NetBSD: column.c,v 1.4 1995/09/02 05:53:03 jtc Exp $	*/
 
 /*
@@ -256,7 +256,7 @@
 	if (!list)
 		list = emalloc((maxentry = DEFNUM) * sizeof(char *));
 	while (fgets(buf, MAXLINELEN, fp)) {
-		for (p = buf; isspace(*p); ++p);
+		for (p = buf; isspace((unsigned char)*p); ++p);
 		if (!*p)
 			continue;
 		if (!(p = strchr(p, '\n'))) {