Imported upstream version 1.4.8

[pkg-rrdtool.git] / src / rrd_diff.c

diff --git a/src/rrd_diff.c b/src/rrd_diff.c
index 2a907796f90d2385d133aa7072027cb6e54af088..359d99512467dfcd21a1324186511feb5890a197 100644 (file)
--- a/src/rrd_diff.c
+++ b/src/rrd_diff.c
@@ -1,11 +1,11 @@
 /*****************************************************************************
- * RRDtool 1.3.1  Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.4.8  Copyright by Tobi Oetiker, 1997-2013
  * This code is stolen from rateup (mrtg-2.x) by Dave Rand
  *****************************************************************************
  * diff calculate the difference between two very long integers available as
  *      strings
  *****************************************************************************
- * $Id: rrd_diff.c 1447 2008-07-23 13:02:26Z oetiker $
+ * $Id$
  * $Log$
  * Revision 1.4  2003/03/10 00:30:34  oetiker
  * handle cases with two negative numbers
@@ -35,6 +35,7 @@
  *
  *****************************************************************************/
 
+#include <ctype.h>
 #include "rrd_tool.h"
 
 double rrd_diff(