62         let fd = current_pcb().alloc_fd(f, None).map(|x| x as usize);  in socket()  localVariable
64         return fd;  in socket()
75         fd: usize,  in setsockopt()
81             .get_socket(fd as i32)  in setsockopt()
98         fd: usize,  in getsockopt()
107             .get_socket(fd as i32)  in getsockopt()
167     pub fn connect(fd: usize, addr: *const SockAddr, addrlen: usize) -> Result<usize, SystemError> {  in connect()
170             .get_socket(fd as i32)  in connect()
185     pub fn bind(fd: usize, addr: *const SockAddr, addrlen: usize) -> Result<usize, SystemError> {  in bind()
188             .get_socket(fd as i32)  in bind()
205         fd: usize,  in sendto()
218             .get_socket(fd as i32)  in sendto()
234         fd: usize,  in recvfrom()
241             .get_socket(fd as i32)  in recvfrom()
267     pub fn recvmsg(fd: usize, msg: &mut MsgHdr, _flags: u32) -> Result<usize, SystemError> {  in recvmsg()
272             .get_socket(fd as i32)  in recvmsg()
299     pub fn listen(fd: usize, backlog: usize) -> Result<usize, SystemError> {  in listen()
301             .get_socket(fd as i32)  in listen()
314     pub fn shutdown(fd: usize, how: usize) -> Result<usize, SystemError> {  in shutdown()
316             .get_socket(fd as i32)  in shutdown()
330     pub fn accept(fd: usize, addr: *mut SockAddr, addrlen: *mut u32) -> Result<usize, SystemError> {  in accept()
332             .get_socket(fd as i32)  in accept()
367         fd: usize,  in getsockname()
375             .get_socket(fd as i32)  in getsockname()
396         fd: usize,  in getpeername()
405             .get_socket(fd as i32)  in getpeername()