static int isgroup(LDAPMessage *e);
static void add_error(Error **err, int *nerr, int code, char *addr, LDAPMessage *msg);
static void add_group(char *dn, Group **list, int *nlist);
static int isgroup(LDAPMessage *e);
static void add_error(Error **err, int *nerr, int code, char *addr, LDAPMessage *msg);
static void add_group(char *dn, Group **list, int *nlist);