From: <hesso@pool.math.tu-berlin.de>
Subject: No description.

diff -Naur nvi-1.81.6.orig/vi/vs_refresh.c nvi-1.81.6/vi/vs_refresh.c
--- nvi-1.81.6.orig/vi/vs_refresh.c	2007-11-18 17:41:42.000000000 +0100
+++ nvi-1.81.6/vi/vs_refresh.c	2008-05-01 18:16:01.000000000 +0200
@@ -569,7 +569,7 @@
 		 * for the number option offset.
 		 */
 		cnt = vs_columns(sp, NULL, LNO, &CNO, NULL);
-		if (O_ISSET(sp, O_NUMBER))
+		if (O_ISSET(sp, O_NUMBER) && cnt)
 			cnt -= O_NUMBER_LENGTH;
 
 		/* Adjust the window towards the beginning of the line. */