99     lookup_variable("maxpswid", &max_width);  in compute_scale()
101     lookup_variable("maxpsht", &max_height);  in compute_scale()
802       lookup_variable("boxht", &height);  in make_box()
808       lookup_variable("boxwid", &width);  in make_box()
814       lookup_variable("boxrad", &radius);  in make_box()
987     lookup_variable("textht", &height);  in make_text()
994     lookup_variable("textwid", &width);  in make_text()
1043       lookup_variable("ellipseht", &height);  in make_ellipse()
1049       lookup_variable("ellipsewid", &width);  in make_ellipse()
1091       lookup_variable("circlerad", &radius);  in make_circle()
1476     lookup_variable("circlerad", &start_chop);  in make_line()
1745     lookup_variable("arcrad", &radius);  in make_arc()
1813       lookup_variable("arrowht", &a.height);  in make_linear()
1817       lookup_variable("arrowwid", &a.width);  in make_linear()
1819     lookup_variable("arrowhead", &solid);  in make_linear()
1873       lookup_variable("linethick", &th);  in make_object()
1882 	  lookup_variable("fillval", &fill);  in make_object()
2014   lookup_variable("scale", &scale);  in print_picture()