Function: irlrs_set_exist Purpose: Check wheter a GDS is an LRS set. Category: LRS File: irlrs_set.c Author: P.R. Roelfsema Use: IRLRS_SET_EXIST( integer LRSSET ) Input character*(*) IRLRS_SET_EXIST return code: 0 - LRSSET exists, but has zero snips (i.e only LRS_SET_CREATE has been used) >0 - number of snips in LRSSET -1 - LRSSET does not exist. -2 - LRSSET exists, is not LRS set. -4 - gds error. LRSSET Name of LRS set. Updates: Jan 29, 1991: PRR, Creation date