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-rw-r--r--monitor_mm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/monitor_mm.c b/monitor_mm.c
index 3231c878..993925e4 100644
--- a/monitor_mm.c
+++ b/monitor_mm.c
@@ -84,7 +84,7 @@ mm_create(struct mm_master *mmalloc, size_t size)
*/
mm->mmalloc = mmalloc;
-#ifdef HAVE_MMAP
+#if defined(HAVE_MMAP) && defined(MAP_ANON)
address = mmap(NULL, size, PROT_WRITE|PROT_READ, MAP_ANON|MAP_SHARED,
-1, 0);
if (address == MAP_FAILED)