// FileConn returns a copy of the network connection corresponding to
// the open file f.
// It is the caller's responsibility to close f when finished.
// Closing c does not affect f, and closing f does not affect c.
public static (Conn, error) FileConn(ptr <os.File> _addr_f)
{
Conn c = default;
error err = default !;
private static (Conn, error) fileConn(ptr <os.File> _addr_f)
{
Conn _p0 = default;
error _p0 = default !;