voxel: scons scripts modified to build fceux-voxel

branches/voxel/SConstruct

@@ -162,6 +162,8 @@ else:
    
   if env['OPENGL'] and conf.CheckLibWithHeader('GL', 'GL/gl.h', 'c', autoadd=1):
     conf.env.Append(CCFLAGS = "-DOPENGL")
+    conf.CheckLibWithHeader('GLU', 'GL/glu.h', 'c', autoadd=1)
+
   conf.env.Append(CPPDEFINES = ['PSS_STYLE=1'])
   
   env = conf.Finish()

branches/voxel/src/drivers/sdl/SConscript

@@ -14,6 +14,7 @@ source_list = Split(
     sdl-sound.cpp
     sdl-throttle.cpp
     sdl-video.cpp
+	sdl-voxel.cpp
     unix-netplay.cpp
     """)