There may exist a function and a procedure of the same name
(e.g. \gdlfunref{PYTHON} and \gdlproref{PYTHON}, \gdlfunref{CALL-METHOD} and \gdlproref{CALL-METHOD})

\gdlfunref{EXPAND-PATH}, \gdlfunref{FILEPATH}

\gdlfunref{CALL-FUNCTION}
\gdlfunref{CALL-PROCEDURE}
