grf_get_colormap
err = grf_get_colormap(view, &cm);
err = grf_get_colormap(view, &cm);
int grf_get_colormap(view_t *v, colormap_t *cm);
if (vu->view == NULL || grf_get_colormap(vu->view, ucm))
int grf_get_colormap(view_t *, colormap_t *);
if (vu->view == NULL || grf_get_colormap(vu->view, ucm))