ok: `zig build -Dtarget=native-native-musl -Drelease-fast=true` This is portable to CPUs with the same features running older linuxes. To be portable to CPUs w

ok: `zig build -Dtarget=native-native-musl -Drelease-fast=true` This is portable to CPUs with the same features running older linuxes. To be portable to CPUs with fewer features you should specify the CPU family with `-Dcpu=foo_bar` which seems to be the equivalent of `-march=foo-bar`.