[PATCH] Add helper function for basename

[Mark Wielaard]

Hi Khem,

On Thu, Dec 14, 2023 at 10:15:00AM -0800, Khem Raj wrote:
> Overall, this looks a good improvement on top of my patch so good to go.
> I will also try it in my local distro builds and see how it goes.

Thanks. I didn't actually test it against musl. So if you could and
report whether or not it works as intended that would be really
appreciated.

Cheers,

Mark