@@ -24,7 +24,7 @@
#ifdef HAVE_CYGWIN_SIGNAL_H
#include <cygwin/signal.h>
-#elif HAVE_SYS_UCONTEXT_H
+#elif defined(HAVE_SYS_UCONTEXT_H)
#include <sys/ucontext.h>
#elif defined(HAVE_UCONTEXT_H)
#include <ucontext.h>