404. That’s an error.

The requested URL /translate_c?depth=1&pto=aue&rurl=translate.google.com&sl=en&sp=nmt4&tl=ru&u=https://www.opengl.org/archives/resources/code/samples/redbook/&usg=ALkJrhiO421bqJxpGCkHKqppGd1iAUhAKA was not found on this server. That’s all we know.