/* OUT */ gras_socket_t **dst);
gras_error_t gras_socket_server(unsigned short port,
/* OUT */ gras_socket_t **dst);
-void gras_socket_close(gras_socket_t **sd);
+void gras_socket_close(gras_socket_t *sd);
/* get information about socket */
int gras_socket_my_port (gras_socket_t *sock);