update miniupnpc-async/minixml.h
-/* $Id: minixml.h,v 1.7 2012/09/27 15:42:10 nanard Exp $ */
+/* $Id: minixml.h,v 1.8 2019/02/10 12:29:25 nanard Exp $ */
/* minimal xml parser
*
* Project : miniupnp
* */
#ifndef MINIXML_H_INCLUDED
#define MINIXML_H_INCLUDED
-#define IS_WHITE_SPACE(c) ((c==' ') || (c=='\t') || (c=='\r') || (c=='\n'))
+#define IS_WHITE_SPACE(c) ((c)==' ' || (c)=='\t' || (c)=='\r' || (c)=='\n')
/* if a callback function pointer is set to NULL,
* the function is not called */
