some versions of gcc want to inline DitherBitmap(), and this leads to trouble:
Sources/Engine/Graphics/Graphics.cpp:1167: Error: symbol rowLoopE' is already defined Sources/Engine/Graphics/Graphics.cpp:1170: Error: symbolpixLoopEL' is already defined
...
some versions of gcc want to inline DitherBitmap(), and this leads to trouble: Sources/Engine/Graphics/Graphics.cpp:1167: Error: symbol
rowLoopE' is already defined Sources/Engine/Graphics/Graphics.cpp:1170: Error: symbol
pixLoopEL' is already defined ...