+__private_extern__
+void
+_dns_resolver_set_port (dns_create_resolver_t *_resolver,
+ uint16_t port) /*__OSX_AVAILABLE_STARTING(__MAC_10_4,__IPHONE_2_0)*/; // host byte order
+
+__private_extern__
+void
+_dns_resolver_set_timeout (dns_create_resolver_t *_resolver,
+ uint32_t timeout) /*__OSX_AVAILABLE_STARTING(__MAC_10_4,__IPHONE_2_0)*/;
+