Provided by: libncarg-dev_6.6.2.dfsg.1-10build2_amd64 
      
    
NAME
       NGCKOP - a function to check if a specified GKS workstation is open.
SYNOPSIS
       INTEGER FUNCTION NGCKOP(WKID)
C-BINDING SYNOPSIS
       #include <ncarg/ncargC.h>
       int c_ngckop(int wkid)
DESCRIPTION
       WKID        (an input variable of type INTEGER) specifying a  GKS workstation identifier.
C-BINDING DESCRIPTION
       The C binding argument descriptions are the same as the FORTRAN argument descriptions.
USAGE
       The function returns a "1" if the workstation identified by WKID is open, otherwise it returns a "0".
EXAMPLES
               IOPEN = NGCKOP(WKID)
       sets IOPEN to "1" if WKID is open and sets IOPEN to "0" otherwise.
ACCESS
       To  use NGCKOP or c_ngckop, load the NCAR Graphics libraries ncarg, ncarg_gks, and ncarg_c, preferably in
       that order.
SEE ALSO
       Online URL: http://ngwww.ucar.edu/ngdoc/ng/gks/gkshome.html
COPYRIGHT
       Copyright (C) 1987-2009
       University Corporation for Atmospheric Research
       The use of this Software is governed by a License Agreement.
UNIX                                              October 1996                                    NGCKOP(3NCARG)