fun is_invalid_enum: Bool `{ return recv == GL_INVALID_ENUM; `}
fun is_invalid_value: Bool `{ return recv == GL_INVALID_VALUE; `}
fun is_invalid_operation: Bool `{ return recv == GL_INVALID_OPERATION; `}
fun is_invalid_enum: Bool `{ return recv == GL_INVALID_ENUM; `}
fun is_invalid_value: Bool `{ return recv == GL_INVALID_VALUE; `}
fun is_invalid_operation: Bool `{ return recv == GL_INVALID_OPERATION; `}