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-rw-r--r--talloc.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/talloc.c b/talloc.c
index 3509523dc6..63550cf4d4 100644
--- a/talloc.c
+++ b/talloc.c
@@ -108,11 +108,19 @@ static size_t rep_strnlen(const char *s, size_t max)
#if (__GNUC__ >= 3)
/* the strange !! is to ensure that __builtin_expect() takes either 0 or 1
as its first argument */
+#ifndef likely
#define likely(x) __builtin_expect(!!(x), 1)
+#endif
+#ifndef unlikely
#define unlikely(x) __builtin_expect(!!(x), 0)
+#endif
#else
-#define likely(x) x
-#define unlikely(x) x
+#ifndef likely
+#define likely(x) (x)
+#endif
+#ifndef unlikely
+#define unlikely(x) (x)
+#endif
#endif
/* this null_context is only used if talloc_enable_leak_report() or