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-rw-r--r--ext/date/lib/interval.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/date/lib/interval.c b/ext/date/lib/interval.c
index 6558d5a8c..edd8fd88c 100644
--- a/ext/date/lib/interval.c
+++ b/ext/date/lib/interval.c
@@ -16,9 +16,10 @@
+----------------------------------------------------------------------+
*/
-/* $Id: interval.c 312235 2011-06-17 16:38:23Z derick $ */
+/* $Id: interval.c 320563 2011-12-07 08:39:43Z pajoye $ */
#include "timelib.h"
+#include <math.h>
timelib_rel_time *timelib_diff(timelib_time *one, timelib_time *two)
{