1 files changed, 1 insertions, 1 deletions
diff --git a/zbuild.h b/zbuild.h
index da21b45ef8..bb1148667d 100644
--- a/zbuild.h
+++ b/zbuild.h
@@ -187,7 +187,7 @@
 #  define PREFETCH_L1(addr)     __builtin_prefetch(addr, 0, 3)
 #  define PREFETCH_L2(addr)     __builtin_prefetch(addr, 0, 2)
 #  define PREFETCH_RW(addr)     __builtin_prefetch(addr, 1, 2)
-#elif defined(__WIN__)
+#elif defined(X86_FEATURES)
 #  include <xmmintrin.h>
 #  define LIKELY_NULL(x)        x
 #  define LIKELY(x)             x