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Diffstat (limited to 'rts/include/rts/storage/MBlock.h')
-rw-r--r--rts/include/rts/storage/MBlock.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/rts/include/rts/storage/MBlock.h b/rts/include/rts/storage/MBlock.h
index 3acefda9a0..29f2e9a2ac 100644
--- a/rts/include/rts/storage/MBlock.h
+++ b/rts/include/rts/storage/MBlock.h
@@ -26,7 +26,3 @@ extern void freeAllMBlocks(void);
extern void *getFirstMBlock(void **state);
extern void *getNextMBlock(void **state, void *mblock);
-#if defined(THREADED_RTS)
-// needed for HEAP_ALLOCED below
-extern SpinLock gc_alloc_block_sync;
-#endif