gistfile1.txt

'conditions': [
        ['OS=="mac"', {'libraries': ['-framework AGL', '-framework OpenGL']}],
        ['OS=="linux"', {'libraries': ['-lGL', '-lGLEW']}],
        ['OS=="win"', {
          'libraries': [ 'opengl32.lib' ],
          'defines' : [
            'WIN32_LEAN_AND_MEAN',
            'VC_EXTRALEAN'
          ],
          'cflags' : [
          '/Ox','/Ob2','/Oi','/Ot','/Oy','/GL','/GF','/Gm-','/EHsc','/MT','/GS','/Gy','/GR-','/Gd','/wd"4530"','/wd"4251"' 
          ],
          'ldflags' : [
            '/OPT:REF','/OPT:ICF','/LTCG'
          ]
          }
        ],