Library /sys$common/syshlp/helplib.hlb

 message-file-spec[,...]

    One or more files to place into the specified mail folder;
    wildcards are not allowed.

 folder-name

    Optional name of the VMS MAIL folder in which to place the
    message.

 mail-file-spec

    Optional name of VMS MAIL mail file in which to place the
    message.