fixes issue #2637

test/misc/bug2637.c

@@ -0,0 +1,15 @@
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+
+// compile with --standard c99
+int main()
+{
+    return 0;
+}