1 This is an example from Joachim Jansen (EKF Elektronik GmbH Industrial
2 Computers & Information Technology) who kindly sent this files to
3 point out some bugs in gerbv. When I (spe) had gone through them I had
4 found at least four bugs.
7 l1-orig.grb : The original file. Contains filled polygons with circles as
8 outline and three layers.
9 l1-?.grb: The three layers in separate files. Layer 1 is drawn, layer 2
10 is "carved out" from layer 1 and layer3 is then finally the