this is how I usually do it under ubuntu22
export CC="/usr/bin/clang"
export CXX="/usr/bin/clang++"
export PREFIX="/usr"
export
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:${PREFIX}/bin"
export PKG_CONFIG_PATH="/usr/lib/pkgconfig/:/usr/local/lib/pkgconfig/"
export
This is on Ubuntu Focal. I have two stumbling blocks:
ANNOUNCE.2.1 says:
> The submodule is available from:
>
> https://github.com/Tessil/robin-map/archive/757de82.zip
> https://github.com/Tessil/robin-map/archive/757de82.tar.gz
>
> This will extract as
