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-rw-r--r--auto/os/darwin4
1 files changed, 2 insertions, 2 deletions
diff --git a/auto/os/darwin b/auto/os/darwin
index 9b31b1f69..b4b3ad306 100644
--- a/auto/os/darwin
+++ b/auto/os/darwin
@@ -113,6 +113,6 @@ ngx_feature_run=no
ngx_feature_incs="#include <libkern/OSAtomic.h>"
ngx_feature_path=
ngx_feature_libs=
-ngx_feature_test="int32_t lock, n;
- n = OSAtomicCompareAndSwap32Barrier(0, 1, &lock)"
+ngx_feature_test="int32_t lock = 0;
+ if (!OSAtomicCompareAndSwap32Barrier(0, 1, &lock)) return 1"
. auto/feature