X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FArena.h;h=7263f0bd3d82b50e35b7ca07174416ea2810f24f;hb=09a17f7a1696f8056c4cfa3a6a883fb99e1dd466;hp=7b7ac911af5fee579b3a4ac89ae5506810c39046;hpb=387a411e5d6478249de6872c283f2df78ef83bf4;p=ghc-hetmet.git

diff --git a/ghc/rts/Arena.h b/ghc/rts/Arena.h
index 7b7ac91..7263f0b 100644
--- a/ghc/rts/Arena.h
+++ b/ghc/rts/Arena.h
@@ -1,11 +1,12 @@
 /* -----------------------------------------------------------------------------
-   $Id: Arena.h,v 1.1 2001/10/18 14:41:01 simonmar Exp $ 
+   $Id: Arena.h,v 1.2 2003/07/28 16:16:07 moran Exp $ 
    (c) The University of Glasgow 2001
 
    Arena allocation interface.
    -------------------------------------------------------------------------- */
 
 #ifndef ARENA_H
+#define ARENA_H
 
 // Abstract type of arenas
 typedef struct _Arena Arena;