$OpenBSD: patch-pbm_pbmtolj_c,v 1.1 2003/03/29 04:13:54 brad Exp $
--- pbm/pbmtolj.c.orig	Sun Oct  7 14:14:15 2001
+++ pbm/pbmtolj.c	Fri Mar 28 20:22:06 2003
@@ -29,6 +29,7 @@
 
 #include "pbm.h"
 #include <assert.h>
+#include <string.h>
 
 static int dpi = 75;
 static int floating = 0;  /* suppress the ``ESC & l 0 E'' ? */
@@ -122,7 +123,11 @@ main( argc, argv )
     pbm_readpbminit( ifp, &cols, &rows, &format );
     bitrow = pbm_allocrow( cols );
 
+    overflow_add(cols, 8);
     rowBufferSize = (cols + 7) / 8;
+    overflow_add(rowBufferSize, 128);
+    overflow_add(rowBufferSize, rowBufferSize+128);
+    overflow_add(rowBufferSize+10, rowBufferSize/8);
     packBufferSize = rowBufferSize + (rowBufferSize + 127) / 128 + 1;
     deltaBufferSize = rowBufferSize + rowBufferSize / 8 + 10;