I think it’s reasonable to believe that countrires’ adherence to a treaty at least suggests that they agree with its basic tenets.
By that measure, here is the number of countries, apart from India, who believe that New Delhi should be able to do whatever it wants with its nuclear program:
Zero.
How do we know? Well, only three countries are not NPT member-states. And we know Pakistan is decidedly not a fan of India’s nuclear arsenal. I don’t recall seeing any commentary from Israel on the matter, but you get the point.
Of course, we could well be adding the US and A to that number if the administration gets its way…