'_GDI32_', # prevent wgl* being declared __declspec(dllimport)
'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers
'WIN32_THREADS', # use Win32 thread API
'_GDI32_', # prevent wgl* being declared __declspec(dllimport)
'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers
'WIN32_THREADS', # use Win32 thread API