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-rw-r--r--ghc/rts/Arena.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/ghc/rts/Arena.c b/ghc/rts/Arena.c
index 87145ae233..cc18e4e95b 100644
--- a/ghc/rts/Arena.c
+++ b/ghc/rts/Arena.c
@@ -1,5 +1,5 @@
/* -----------------------------------------------------------------------------
- $Id: Arena.c,v 1.3 2002/07/26 09:35:46 simonmar Exp $
+ $Id: Arena.c,v 1.4 2002/07/28 02:31:11 sof Exp $
(c) The University of Glasgow 2001
Arena allocation. Arenas provide fast memory allocation at the
@@ -19,6 +19,7 @@
which most allocations are small.
-------------------------------------------------------------------------- */
+#include <stdlib.h>
#include "Rts.h"
#include "RtsUtils.h"
#include "BlockAlloc.h"