* Makefile.maint (sc_unmarked_diagnostics): Check for more functions.
* src/conf.c (virConfParseValue): Remove trailing space in diagnostic.
* src/libvirt.c (do_open, virDomainMigrate): Mark diagnostics.
* src/xend_internal.c (do_connect, xenDaemonDomainDumpXMLByID): Likewise.
(xenDaemonDomainDumpXMLByName, xenDaemonCreateLinux): Likewise.
(xenDaemonDomainMigratePerform, xenDaemonDomainDefineXML): Likewise.
* src/xml.c (virXPathString, virXPathNumber, virXPathLong): Likewise.
(virXPathBoolean, virXPathNode, virXPathNodeSet): Likewise.
(virDomainParseXMLOSDescHVM): Likewise.
* src/xmlrpc.c (xmlRpcValueNew): Likewise.
(xmlRpcValueUnmarshalDictElement): Likewise.