1 files changed, 1 insertions, 1 deletions
diff --git a/cont.c b/cont.c
index d44afaa447..1c17eaeed1 100644
--- a/cont.c
+++ b/cont.c
@@ -15,7 +15,7 @@
 #include "gc.h"
 #include "eval_intern.h"
 
-#if ((defined(_WIN32) && _WIN32_WINNT >= 0x0400) || defined(HAVE_SETCONTEXT)) && !defined(__NetBSD__) && !defined(sun) && !defined(FIBER_USE_NATIVE)
+#if ((defined(_WIN32) && _WIN32_WINNT >= 0x0400) || (defined(HAVE_GETCONTEXT) && defined(HAVE_SETCONTEXT))) && !defined(__NetBSD__) && !defined(sun) && !defined(FIBER_USE_NATIVE)
 #define FIBER_USE_NATIVE 1
 
 /* FIBER_USE_NATIVE enables Fiber performance improvement using system