func SetDLUsername(s string) DLinkOpt {
	return func(d *DLink) {
		d.username = s
	}
}
// SetDLUsername sets the username for datalink connections.
SetDLUsername sets the username for datalink connections.
// SetDLUsername sets the username for datalink connections .
func SetDLUsername(s string) DLinkOpt {
	return func(d *DLink) {
		d.username = s
	}
}
func SetDLUsername ( s string ) DLinkOpt { return func ( d * DLink ) { d . username = s } }
SetDLUsername sets the username for datalink connections.
SetDLUsername sets the username for datalink connections .