extern ssize_t lttcomm_send_creds_unix_sock(int sock, void *buf, size_t len);
extern ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
extern ssize_t lttcomm_send_creds_unix_sock(int sock, void *buf, size_t len);
extern ssize_t lttcomm_recv_creds_unix_sock(int sock, void *buf, size_t len,
extern const char *lttcomm_get_readable_code(enum lttcomm_return_code code);
extern int lttcomm_setsockopt_creds_unix_sock(int sock);
extern const char *lttcomm_get_readable_code(enum lttcomm_return_code code);
extern int lttcomm_setsockopt_creds_unix_sock(int sock);