cube : [X] gtk COMMON cube
fifteen : [X] gtk COMMON fifteen
sixteen : [X] gtk COMMON sixteen
+rect : [X] gtk COMMON rect
net : [G] WINDOWS COMMON NET
cube : [G] WINDOWS COMMON cube
fifteen : [G] WINDOWS COMMON fifteen
sixteen : [G] WINDOWS COMMON sixteen
+rect : [G] WINDOWS COMMON rect
# The `nullgame' source file is a largely blank one, which contains
# all the correct function definitions to compile and link, but