exilium$ ./autogen.sh
...
libtoolize: copying file 'build-aux/m4/lt~obsolete.m4'
autoheader: cannot rename /tmp/ar36yMZz/ahamKI2H/config.hin as src/config/exilium-config.h.in: No such file or directory
autoreconf: /usr/bin/autoheader failed with exit status: 1
The error is because the code is incomplete. I'm still uploading all files. I leave a pin in github that say: do not download until i upload all files.