You think Her Thighness will let this issue alone?
If it’s Our Man Ted vs The Demon, she will make this a very big deal indeed.
As there is NO controlling legal definition, get it adjudicated now. Get the Supremes to make a decision.
One way or the other.
“Citizen” ain’t the same as “Natural Born Citizen”.
The Act also establishes the United States citizenship of certain children of citizens, born abroad, without the need for naturalization: "the children of citizens of the United States that may be born beyond Sea, or out of the limits of the United States, shall be considered as natural born Citizens".