From fa6606735962700424585c953936c30fbeaac042 Mon Sep 17 00:00:00 2001
From: Matthew Flatt <mflatt@racket-lang.org>
Date: Tue, 12 Aug 2014 15:26:51 +0100
Subject: [PATCH] fix no-places, no-futures build

---
 racket/src/racket/gc2/vm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/racket/src/racket/gc2/vm.c b/racket/src/racket/gc2/vm.c
index d450b5aab3..84d46bf10f 100644
--- a/racket/src/racket/gc2/vm.c
+++ b/racket/src/racket/gc2/vm.c
@@ -20,12 +20,13 @@ enum {
 # define USE_BLOCK_CACHE
 #endif
 
+struct AllocCacheBlock;
 struct BlockCache;
 typedef struct MMU {
 #ifdef USE_BLOCK_CACHE
   struct BlockCache *block_cache;
 #elif !( defined(_WIN32) || defined(OSKIT) )
-  AllocCacheBlock *alloc_caches[2];
+  struct AllocCacheBlock *alloc_caches[2];
   Page_Range *page_range;
 #endif
   intptr_t memory_allocated;