-extern char *s_isakmp_state __P((int, int, int));
-extern char *s_isakmp_certtype __P((int));
-extern char *s_isakmp_etype __P((int));
-extern char *s_isakmp_notify_msg __P((int));
-extern char *s_isakmp_nptype __P((int));
-extern char *s_ipsecdoi_proto __P((int));
-extern char *s_ipsecdoi_trns_isakmp __P((int));
-extern char *s_ipsecdoi_trns_ah __P((int));
-extern char *s_ipsecdoi_trns_esp __P((int));
-extern char *s_ipsecdoi_trns_ipcomp __P((int));
-extern char *s_ipsecdoi_trns __P((int, int));
-extern char *s_ipsecdoi_attr __P((int));
-extern char *s_ipsecdoi_ltype __P((int));
-extern char *s_ipsecdoi_encmode __P((int));
-extern char *s_ipsecdoi_auth __P((int));
-extern char *s_ipsecdoi_attr_v __P((int, int));
-extern char *s_ipsecdoi_ident __P((int));
-extern char *s_oakley_attr __P((int));
-extern char *s_attr_isakmp_enc __P((int));
-extern char *s_attr_isakmp_hash __P((int));
-extern char *s_oakley_attr_method __P((int));
-extern char *s_attr_isakmp_desc __P((int));
-extern char *s_attr_isakmp_group __P((int));
-extern char *s_attr_isakmp_ltype __P((int));
-extern char *s_oakley_attr_v __P((int, int));
-extern char *s_ipsec_level __P((int));
-extern char *s_algclass __P((int));
-extern char *s_algtype __P((int, int));
-extern char *s_pfkey_type __P((int));
-extern char *s_pfkey_satype __P((int));
-extern char *s_direction __P((int));
-extern char *s_proto __P((int));
-extern char *s_doi __P((int));
-extern char *s_etype __P((int));
-extern char *s_idtype __P((int));
-extern char *s_switch __P((int));
+extern char *s_isakmp_state (int, int, int);
+extern char *s_isakmp_certtype (int);
+extern char *s_isakmp_etype (int);
+extern char *s_isakmp_notify_msg (int);
+extern char *s_isakmp_nptype (int);
+extern char *s_ipsecdoi_proto (int);
+extern char *s_ipsecdoi_trns_isakmp (int);
+extern char *s_ipsecdoi_trns_ah (int);
+extern char *s_ipsecdoi_trns_esp (int);
+extern char *s_ipsecdoi_trns_ipcomp (int);
+extern char *s_ipsecdoi_trns (int, int);
+extern char *s_ipsecdoi_attr (int);
+extern char *s_ipsecdoi_ltype (int);
+extern char *s_ipsecdoi_encmode (int);
+extern char *s_ipsecdoi_auth (int);
+extern char *s_ipsecdoi_attr_v (int, int);
+extern char *s_ipsecdoi_ident (int);
+extern char *s_oakley_attr (int);
+extern char *s_attr_isakmp_enc (int);
+extern char *s_attr_isakmp_hash (int);
+extern char *s_oakley_attr_method (int);
+extern char *s_attr_isakmp_desc (int);
+extern char *s_attr_isakmp_group (int);
+extern char *s_attr_isakmp_ltype (int);
+extern char *s_oakley_attr_v (int, int);
+extern char *s_ipsec_level (int);
+extern char *s_algclass (int);
+extern char *s_algtype (int, int);
+extern char *s_pfkey_type (int);
+extern char *s_pfkey_satype (int);
+extern char *s_direction (int);
+extern char *s_proto (int);
+extern char *s_doi (int);
+extern char *s_etype (int);
+extern char *s_idtype (int);
+extern char *s_switch (int);