include procedure rc () pointer gp real wx, wy int wcs, key char strval[SZ_LINE] pointer gopen() int clgcur() begin gp = gopen ("stdgraph", APPEND, STDGRAPH) while (clgcur ("coord", wx, wy, wcs, key, strval, SZ_LINE) != EOF) { switch (key) { case 'q': break case ':': call gseti (gp, G_WCS, wcs) call gtext (gp, wx, wy, strval, EOS) call printf ("%s\n") call pargstr (strval) } } call gclose (gp) end