X-Git-Url: https://git.octo.it/?p=rrdtool.git;a=blobdiff_plain;f=src%2Frrd_diff.c;h=2b5cb6678a60429be0628b8505bc531a8c43fb5b;hp=a00d1192511adaa035de936046185a542d8cfaa7;hb=d4110e29da41ce702bcc3327e86768c6f266915e;hpb=e357fb7d089224a089b6b34699f592a29a20fd59

diff --git a/src/rrd_diff.c b/src/rrd_diff.c
index a00d119..2b5cb66 100644
--- a/src/rrd_diff.c
+++ b/src/rrd_diff.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.3.1  Copyright by Tobi Oetiker, 1997-2008
+ * RRDtool 1.3.2  Copyright by Tobi Oetiker, 1997-2008
  * 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(