}

	needsUnsafe := false
	result := false
	twoResults := false
	if !call.Deferred {
		// Check whether this call expects two results.
		for _, ref := range f.Ref {
			if ref.Expr != &call.Call.Fun {
				continue
			}
			if ref.Context == ctxCall2 {
				sb.WriteString("(")
				result = true
				twoResults = true
			}
			break
		}

		// Add the result type, if any.