return
			}

			rc.treq.cancel(errRequestDone)

			// Now that they've read from the unbuffered channel, they're safely
			// out of the select that also waits on this goroutine to die, so
			// we're allowed to exit now if needed (if alive is false)
			testHookReadLoopBeforeNextRead()
			continue
		}

		waitForBodyRead := make(chan bool, 2)
		body := &bodyEOFSignal{

		goIdent[name.Name] = name
		if dt.ByteSize < 0 {
			// Don't override old type
			if _, ok := typedef[name.Name]; ok {
				break
			}

			// Size calculation in c.Struct/c.Opaque will die with size=-1 (unknown),
			// so execute the basic things that the struct case would do
			// other than try to determine a Go representation.
			tt := *t
			tt.C = &TypeRepr{"%s %s", []interface{}{dt.Kind, tag}}