The SYSUIF.REMOVE_FILE external stored procedure has this definition:
SYSUIF.REMOVE_FILE( IN uif_name VARCHAR(128)NOT CASESPECIFIC CHARACTER SET UNICODE, IN override_lock int);
The SYSUIF.REMOVE_FILE external stored procedure has this definition:
SYSUIF.REMOVE_FILE( IN uif_name VARCHAR(128)NOT CASESPECIFIC CHARACTER SET UNICODE, IN override_lock int);