BlockingRead reads from a file descriptor that is set up as non-blocking.

BlockingReadv reads from a file descriptor that is set up as non-blocking and stores the data in a list of iovecs buffers.

GetMTU determines the MTU of a network interface device.

NonBlockingWrite writes the given buffer to a file descriptor.

NonBlockingWrite2 writes up to two byte slices to a file descriptor in a single syscall.

NonBlockingWriteN writes up to N byte slices to a file descriptor in a single syscall.

TranslateErrno translate an errno from the syscall package into a *tcpip.Error.