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$NetBSD: patch-ad,v 1.1 2004/12/18 19:05:54 minskim Exp $

--- getline.c.orig	2004-11-09 14:16:42.000000000 -0600
+++ getline.c
@@ -197,7 +197,7 @@ getline(INPUT_STREAM fp, char *buf)
 				(*linenum)++;					/* keep track of current line */
 
 			/* lose trailing spaces */
-			for (i++; i && isspace(buf[i - 1]); i--)
+			for (i++; i && isspace((unsigned char)buf[i - 1]); i--)
 				buf[i - 1] = 0;
 
 			if (i)