962 	sent_by_list_t	*sb;  in sip_sent_by_to_str()  local
978 	sb = sip_sent_by;  in sip_sent_by_to_str()
980 		sb_len += strlen(sb->sb_val);  in sip_sent_by_to_str()
981 		sb = sb->sb_next;  in sip_sent_by_to_str()
994 	sb = sip_sent_by;  in sip_sent_by_to_str()
999 			count = snprintf(p, slen, "%s", sb->sb_val);  in sip_sent_by_to_str()
1002 			    sb->sb_val);  in sip_sent_by_to_str()
1006 		sb = sb->sb_next;  in sip_sent_by_to_str()
1019 	sent_by_list_t	*sb = NULL;  in sip_register_sent_by()  local
1049 		if (sb == NULL) {  in sip_register_sent_by()
1050 			sb = sb_tail;  in sip_register_sent_by()
1052 			sb_tail->sb_next = sb;  in sip_register_sent_by()
1053 			sb->sb_prev = sb_tail;  in sip_register_sent_by()
1054 			sb = sb_tail;  in sip_register_sent_by()
1059 	sb_tail = sb;  in sip_register_sent_by()
1067 	sip_sent_by = sb;  in sip_register_sent_by()
1072 	sb_tail = sb;  in sip_register_sent_by()
1074 		sb = sb_tail->sb_next;  in sip_register_sent_by()
1079 		sb_tail = sb;  in sip_register_sent_by()
1090 	sent_by_list_t	*sb;  in sip_unregister_sent_by()  local
1097 		sb = sip_sent_by;  in sip_unregister_sent_by()
1099 			if (strncmp(sb->sb_val, str, strlen(str)) == 0) {  in sip_unregister_sent_by()
1100 				if (sb == sip_sent_by) {  in sip_unregister_sent_by()
1101 					if (sb->sb_next != NULL)  in sip_unregister_sent_by()
1102 						sip_sent_by = sb->sb_next;  in sip_unregister_sent_by()
1105 				} else if (sb->sb_next == NULL) {  in sip_unregister_sent_by()
1106 					sb->sb_prev->sb_next = NULL;  in sip_unregister_sent_by()
1108 					sb->sb_prev->sb_next = sb->sb_next;  in sip_unregister_sent_by()
1109 					sb->sb_next->sb_prev = sb->sb_prev;  in sip_unregister_sent_by()
1112 				sb->sb_next = NULL;  in sip_unregister_sent_by()
1113 				sb->sb_prev = NULL;  in sip_unregister_sent_by()
1114 				free(sb->sb_val);  in sip_unregister_sent_by()
1115 				free(sb);  in sip_unregister_sent_by()
1118 			sb = sb->sb_next;  in sip_unregister_sent_by()
1131 	sent_by_list_t	*sb;  in sip_unregister_all_sent_by()  local
1135 	sb = sip_sent_by;  in sip_unregister_all_sent_by()
1137 		sip_sent_by = sb->sb_next;  in sip_unregister_all_sent_by()
1138 		free(sb->sb_val);  in sip_unregister_all_sent_by()
1139 		sb->sb_next = NULL;  in sip_unregister_all_sent_by()
1140 		sb->sb_prev = NULL;  in sip_unregister_all_sent_by()
1141 		free(sb);  in sip_unregister_all_sent_by()
1142 		sb = sip_sent_by;  in sip_unregister_all_sent_by()