X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=src%2Frrd_diff.c;h=ef8a1b5c6700fe8b99c197f27c5d75b6b751ada3;hp=45a7d1f0bfc47c58ca79345599fb984b01ebcbd7;hb=2a9b0ff9cf29cf82b7b12ea80889c59273d66008;hpb=a4c8bc0c3fe53c713819358f506aa5d24bae5754

diff --git a/src/rrd_diff.c b/src/rrd_diff.c
index 45a7d1f..ef8a1b5 100644
--- a/src/rrd_diff.c
+++ b/src/rrd_diff.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.3rc4  Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.4.2  Copyright by Tobi Oetiker, 1997-2009
  * This code is stolen from rateup (mrtg-2.x) by Dave Rand
  *****************************************************************************
  * diff calculate the difference between two very long integers available as
@@ -35,6 +35,7 @@
  *
  *****************************************************************************/
 
+#include <ctype.h>
 #include "rrd_tool.h"
 
 double rrd_diff(