FS-3277 --resolve There are actually really only 2 places where it needs the real hostname, the hostname command and the header on the events. I changed everything to the switchname because there were some more sql stmts etc in the core.

src/mod/xml_int/mod_xml_curl/mod_xml_curl.c

@@ -155,7 +155,7 @@ static switch_xml_t xml_url_fetch(const char *section, const char *tag_name, con
 	char *uri = NULL;
 	char *dynamic_url = NULL;
 
-	gethostname(hostname, sizeof(hostname));
+    strncpy(hostname, switch_core_get_switchname(), sizeof(hostname));
 
 	if (!binding) {
 		return NULL;