bindresvport
extern int bindresvport(int, struct sockaddr_in *);
extern int bindresvport(int, struct sockaddr_in *);
bindresvport(fd, NULL);
bindresvport(fd, NULL);
bindresvport(fd, &sin);
if (bindresvport(fd, NULL) < 0) {
bindresvport(so, NULL);
extern int bindresvport(int, struct sockaddr_in *);
extern int bindresvport(struct socket *so, struct sockaddr *sa);
if (bindresvport(so, NULL)) {
if (bindresvport(so,
bindresvport(clnt_fd, NULL);