wip/cdogs 0.4 NetBSD

C-Dogs SDL is a port of the classic DOS arcade game C-Dogs to modern operating systems utilising the SDL Media Libraries. C-Dogs is an arcade shoot-em-up which lets players work alone and co-operativly during missions, and against each other in the "dogfight" deathmatch mode. Several built-in missions and dogfight maps are included. The author of the DOS version of C-Dogs was Ronny Wester.