vars/build.vars:zsh: updated to 5.7.1 (via Redfoxmoon.)
    vars/build.vars:zsh:${PKG_CONFIGURE_ARGS_EXTRA}: configure w/ --enable-libc-musl --mandir=/usr/share/man --infodir=/usr/share/info --sysconfdir=/etc --enable-etcdir=/etc/zsh --enable-multibyte --enable-function-subdirs --enable-zsh-secure-free --with-tcsetpgrp (via Redfoxmoon.)
    vars/build.vars:zsh:${PKG_IN_TREE}: build in-tree (via Redfoxmoon.)
    vars/zsh.vars: via Redfoxmoon.
    patches/zsh-5.7.1.local.patch: via Redfoxmoon.