// +build linux aix
// +build ! appengine

package isatty

import "golang.org/x/sys/unix"

// IsTerminal return true if the file descriptor is terminal. 
func IsTerminal(fd uintptr) bool {
	_, err := unix. IoctlGetTermios(int(fd), unix. TCGETS)
	return err == nil
}

// IsCygwinTerminal return true if the file descriptor is a cygwin or msys2
// terminal.  This is also always false on this environment. 
func IsCygwinTerminal(fd uintptr) bool {
	return false
}
