EXT(ARB_framebuffer_sRGB , EXT_framebuffer_sRGB , GLL, GLC, x , x , 1998)
EXT(ARB_get_program_binary , dummy_true , GLL, GLC, x , x , 2010)
EXT(ARB_get_texture_sub_image , dummy_true , GLL, GLC, x , x , 2014)
+EXT(ARB_gl_spirv , ARB_gl_spirv , x, GLC, x , x , 2016)
EXT(ARB_gpu_shader5 , ARB_gpu_shader5 , x , GLC, x , x , 2010)
EXT(ARB_gpu_shader_fp64 , ARB_gpu_shader_fp64 , x , GLC, x , x , 2010)
EXT(ARB_gpu_shader_int64 , ARB_gpu_shader_int64 , x , GLC, x , x , 2015)