c_nnpntend - exit single point mode

       To use c_nnpntend, load the NCAR Graphics library ngmath.  It should be called after entering single
       point mode using c_nnpntinits and interpolating at individual points with c_nnpnts.

       Copyright (C) 2000
       University Corporation for Atmospheric Research

       The use of this Software is governed by a License Agreement.

UNIX                                             March 1997-1998                              c_nnpntend(3NCARG)

       void c_nnpntend();

       c_nnpntend - exit single point mode

       natgrid, natgrid_params, c_natgrids, c_nnpntinits, c_nnpnts.

       Complete documentation for Natgrid is available at URL
       http://ngwww.ucar.edu/ngdoc/ng/ngmath/natgrid/nnhome.html

       void c_nnpntend ();

       This function terminates single point mode.