$NetBSD: patch-dc,v 1.1 2008/03/03 16:45:27 hannken Exp $

--- libfsimage/ext2fs/fsys_ext2fs.c.orig	2008-01-31 10:06:54.000000000 +0000
+++ libfsimage/ext2fs/fsys_ext2fs.c	2008-03-01 11:52:28.000000000 +0000
@@ -594,7 +594,7 @@ ext2fs_dir (fsi_file_t *ffi, char *dirna
 
 	  /* Find out how long our remaining name is. */
 	  len = 0;
-	  while (dirname[len] && !isspace (dirname[len]))
+	  while (dirname[len] && !isspace ((uint8_t)dirname[len]))
 	    len++;
 
 	  /* Get the symlink size. */
@@ -651,7 +651,7 @@ ext2fs_dir (fsi_file_t *ffi, char *dirna
 	}
 
       /* if end of filename, INODE points to the file's inode */
-      if (!*dirname || isspace (*dirname))
+      if (!*dirname || isspace ((uint8_t)*dirname))
 	{
 	  if (!S_ISREG (INODE->i_mode))
 	    {
@@ -678,7 +678,7 @@ ext2fs_dir (fsi_file_t *ffi, char *dirna
 	}
 
       /* skip to next slash or end of filename (space) */
-      for (rest = dirname; (ch = *rest) && !isspace (ch) && ch != '/';
+      for (rest = dirname; (ch = *rest) && !isspace ((uint8_t)ch) && ch != '/';
 	   rest++);
 
       /* look through this directory and find the next filename component */