Library /sys$common/syshlp/helplib.hlb — LBR Routines, LBR$GET_RECORD, Condition Values Returned
LBR$_ILLCTL Specified library control index not valid.
LBR$_LIBNOTOPN Specified library not open.
LBR$_LKPNOTDON Requested key lookup not done.
RMS$_EOF Error. An attempt has been made to read past
the logical end of the data in the module.