166 struct irs_acc {  struct
168 	void		(*close) __P((struct irs_acc *));  argument
169 	struct irs_gr *	(*gr_map) __P((struct irs_acc *));  argument
170 	struct irs_pw *	(*pw_map) __P((struct irs_acc *));  argument
171 	struct irs_sv *	(*sv_map) __P((struct irs_acc *));  argument
172 	struct irs_pr *	(*pr_map) __P((struct irs_acc *));  argument
173 	struct irs_ho *	(*ho_map) __P((struct irs_acc *));  argument
174 	struct irs_nw *	(*nw_map) __P((struct irs_acc *));  argument
175 	struct irs_ng *	(*ng_map) __P((struct irs_acc *));  argument
176 	struct __res_state * (*res_get) __P((struct irs_acc *));  argument
177 	void		(*res_set) __P((struct irs_acc *, res_state,  argument
248 extern struct irs_acc *	irs_gen_acc __P((const char *, const char *));
249 extern struct irs_acc *	irs_lcl_acc __P((const char *));
250 extern struct irs_acc *	irs_dns_acc __P((const char *));
251 extern struct irs_acc *	irs_nis_acc __P((const char *));
252 extern struct irs_acc *	irs_irp_acc __P((const char *));