$ kpsexpand '$TEXMFCNF'
{/usr/local/texlive/2018/bin/x86_64-cygwin,/usr/local/texlive/2018/bin/x86_64-cygwin/share/texmf-local/web2c,/usr/local/texlive/2018/bin/x86_64-cygwin/share/texmf-dist/web2c,/usr/local/texlive/2018/bin/x86_64-cygwin/share/texmf/web2c,/usr/local/texlive/2018/bin/x86_64-cygwin/texmf-local/web2c,/usr/local/texlive/2018/bin/x86_64-cygwin/texmf-dist/web2c,/usr/local/texlive/2018/bin/x86_64-cygwin/texmf/web2c,/usr/local/texlive/2018/bin,/usr/local/texlive/2018/bin/share/texmf-local/web2c,/usr/local/texlive/2018/bin/share/texmf-dist/web2c,/usr/local/texlive/2018/bin/share/t…