func LookupUser(name string) (*User, error) {
	entries, err := LookupInUser(U_NAME, name, 1)
	if err != nil {
		return nil, err
	}

	return entries[0], err
}
func LookupUser(name string) (*User, error) {
	entries, err := LookupInUser(U_NAME, name, 1)
	if err != nil {
		return nil, err
	}

	return entries[0], err
}
// LookupUser looks up an user by name.