DROP FUNCTION IF EXISTS st_asgml(int4, geography, int4,int4); -- changed to use default args
DROP FUNCTION IF EXISTS ST_AsKML(geometry); -- changed to use default args
DROP FUNCTION IF EXISTS ST_AsKML(geography); -- changed to use default args
-DROP FUNCTION IF EXISTS ST_AsKML(geometry, int4); -- changed to use default args
-DROP FUNCTION IF EXISTS ST_AsKML(geography, int4); -- changed to use default args
DROP FUNCTION IF EXISTS ST_AsKML(int4, geometry, int4); -- changed to use default args
DROP FUNCTION IF EXISTS ST_AsKML(int4, geography, int4); -- changed to use default args
DROP FUNCTION IF EXISTS st_asx3d(geometry); -- this one changed to use default parameters so full function deals with it