/* N.B. This file should not exist, see here: https://www.khronos.org/registry/gles/ : "OpenGL ES Extension Header File (this header is defined to contain all defined extension interfaces for OpenGL ES 2.0 and all later versions, since later versions are backwards-compatible with OpenGL ES 2.0)." However, we do provide this file for compatibility, since some other platforms seem to have it, and there's existing code in the wild that do #include . Please #include instead. */ #include "../GLES2/gl2ext.h"