ATTR_NEXT 1 ATTR_REWIND 1 BEGINSUB 1 DBGMESSAGE 2 DC_ERROR 1 DC_PRESENT 1 DC_TRACE 1 DC_TYPES 1 DC_URL 1 ENDSUB 1 GTDATA_GENERIC 1 GTDATA_TYPES 1 GTVARCOPYATTR 1 PRESENT_AND_FALSE 1 PRESENT_AND_TRUE 1