GQCHXP (Inquire character expansion factor) - retrieves the current value of the character expansion

       To use GKS routines, load the NCAR GKS-0A library ncarg_gks.

       #include <ncarg/gks.h>

       void ginq_char_expan(Gint *err_ind, Gdouble *char_expan);

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

UNIX                                               March 1993                                     GQCHXP(3NCARG)

       ERRIND      (Integer, Output) - If the inquired value cannot be  returned  correctly,  a  non-zero  error
                   indicator  is  returned  in  ERRIND, otherwise a zero is returned.  Consult "User's Guide for
                   NCAR GKS-0A Graphics" for a description of the meaning of the error indicators.

       CHXP        (Real, Output) - Contains the current value of the  character  expansion  factor  as  set  by
                   default or by a call to GSCHXP.

       GQCHXP  (Inquire  character  expansion  factor)  - retrieves the current value of the character expansion
       factor.

       Online:  gtx,  gstxp, gstxal, gstxfp, gschh, gschsp, gschup, gschxp, gscr, gstxci, gqtxp, gqtxal, gqtxfp,
       gqchh, gqchsp, gqchup, plotchar, ginq_char_expan

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

       CALL GQCHXP (ERRIND, CHXP)