wn_redraw_grid_c

	status.i4.v = wn_redraw_grid_c(color.i4.v)

	This routine redraws any existing grids for the active graphic window.

	color		color to draw the grid  (A value of CLIB_DEFAULT_ARG
			will result in the grid being redrawn in its original
			color.) (color constants are in 'cnsparam')

	This function returns ACNET status values as follows:

	OK			success
	CBS_NOSETUP		an active window has not been established

	This function requires the following include files:

	cnsparam_h, cbslib_h, acnet_errors_h

	Related functions:

	wn_erase(_c), wn_erase_screen_c, wn_axis_grid(_c),
	intro_graphics_windows

	C/C++ usage:

	int	status;
	int	color = GREEN;

	status = wn_redraw_grid_c(color);