#define GL_SR8_EXT 0x8FBD
#endif
+#ifndef GL_AMD_compressed_ATC_texture
+#define GL_ATC_RGB_AMD 0x8C92
+#define GL_ATC_RGBA_EXPLICIT_ALPHA_AMD 0x8C93
+#define GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD 0x87EE
+#endif
+
/**
* Internal token to represent a GLSL shader program (a collection of
* one or more shaders that get linked together). Note that GLSL