http_header.h: removed warnings from HTTP_HEADER_INIT()

darcs-hash:20061206161347-65a35-db8db4d4a995ddc6e12c3d369a28b58f6be4e4bd.gz

libsofia-sip-ua/http/sofia-sip/http_header.h

@@ -58,8 +58,10 @@ SOFIA_BEGIN_DECLS
  */
 
 /** Initialize a HTTP header structure. */
-#define HTTP_HEADER_INIT(h, http_class, size) \
-  (memset((h), 0, (size)), ((msg_common_t *)(h))->h_class = (http_class), (h))
+#define HTTP_HEADER_INIT(h, http_class, size)			\
+  ((void)memset((h), 0, (size)),				\
+   (void)(((msg_common_t *)(h))->h_class = (http_class)),	\
+   (h))
 
 #define HTTP_METHOD_NAME(method, name) \
  ((method) == http_method_unknown ? (name) : http_method_name(method, name))