All Conn I/O is nonblocking for integration with Go's runtime network poller

[aoxn]

// All Conn I/O is nonblocking for integration with Go's runtime network
// poller. Depending on the OS this might already be set but it can't hurt
// to set it again.
if err := unix.SetNonblock(fd, true); err != nil {
return nil, os.NewSyscallError("setnonblock", err)
}

@Code-Hex

[aoxn]

See. https://github.com/mdlayher/socket/blob/9c51a391be6c6bc5b7ce52f328497931c5e97733/conn.go#L353 for more detail

[Code-Hex]

@aoxn Can you tell us what the problem is with this and what you want us to solve?