code: func GetInternalformativ(target uint32, internalformat uint32, pname uint32, bufSize int32, params *int32) {
  	C.glowGetInternalformativ(gpGetInternalformativ, (C.GLenum)(target), (C.GLenum)(internalformat), (C.GLenum)(pname), (C.GLsizei)(bufSize), (*C.GLint)(unsafe.Pointer(params)))
  }
docs: // retrieve information about implementation-dependent support for internal formats