> an urgent need to provide actual namespacing Some newer parts of the standard library use a stdc_ prefix now (https://en.cppreference.com/w/c/numeric/bit_man

> an urgent need to provide actual namespacing Some newer parts of the standard library use a stdc_ prefix now (https://en.cppreference.com/w/c/numeric/bit_manip.html https://en.cppreference.com/w/c/numeric/bit_manip.html).