int para_connect(int, struct sockaddr_in *);
int send_buffer(int, const char *);
int send_bin_buffer(int, const char *, size_t);
-int send_va_buffer(int, char *, ...);
+int send_va_buffer(int, const char *, ...);
int recv_buffer(int, char *, ssize_t);
int recv_bin_buffer(int, char *, ssize_t);
-int para_accept(int, void *addr, size_t size);
+int para_accept(int, void *addr, socklen_t size);
int create_pf_socket(const char *, struct sockaddr_un *, int mod);
int init_unix_addr(struct sockaddr_un *, const char *);
-int recv_cred_buffer(int, char *, size_t, struct ucred *);
+int recv_cred_buffer(int, char *, size_t);
ssize_t send_cred_buffer(int, char*);
int recv_pattern(int fd, const char *pattern, size_t bufsize);
int init_tcp_socket(int port);