pub unsafe extern "C" fn glCompressedMultiTexImage2DEXT(
    texunit: GLenum,
    target: GLenum,
    level: GLint,
    internalformat: GLenum,
    width: GLsizei,
    height: GLsizei,
    border: GLint,
    imageSize: GLsizei,
    bits: *const c_void
)