ginq_op_st - returns the operating state of GKS

       To use the GKS C-binding routines, load the ncarg_gks and ncarg_c libraries.

       Copyright (C) 1987-2009
       University Corporation for Atmospheric Research
       The use of this Software is governed by a License Agreement.

UNIX                                               March 1993                                 GINQ_OP_ST(3NCARG)

       op_st       (Output) - Returns the GKS operating state:

                   GST_GKCL
                          GKS is closed

                   GST_GKOP
                          GKS is open

                   GST_WSOP
                          Additionally, a workstation is open

                   GST_WSAC
                          Additionally, a workstation is active

                   GST_SGOP
                          Additionally, a segment is open

       ginq_op_st - returns the operating state of GKS

       Online:     gopen_gks(3NCARG),gopen_ws(3NCARG),gactivate_ws(3NCARG),gdeactivate_ws(3NCARG),gclose_ws(3NCARG),gclose_gks(3NCARG),opngks(3NCARG),clsgks(3NCARG),gks(3NCARG),ncarg_gks_cbind(3NCARG)

       Hardcopy: User's Guide for NCAR GKS-0A Graphics; NCAR Graphics Fundamentals, UNIX Version

       #include <ncarg/gks.h>

       void ginq_op_st(Gop_st *op_st);