status-go/vendor/github.com/ethereum/go-ethereum/log/term/terminal_solaris.go

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package term
import "golang.org/x/sys/unix"
// IsTty returns true if the given file descriptor is a terminal.
func IsTty(fd uintptr) bool {
_, err := unix.IoctlGetTermios(int(fd), unix.TCGETA)
return err == nil
}