1 2 #include "sk.h" 3 4 er_ret_t 5 WH_sock(int sock, char *hostname, int port, 6 char *query, int maxlines, int timeout); 7 er_ret_t 8 WH_connect(int *sock, char *hostname, int port); 9 er_ret_t 10 11 WH_cd_sock(sk_conn_st *out_cd, char *hostname, unsigned port, 12 char *query, unsigned maxlines, unsigned timeout);