* [Make](https://www.gnu.org/software/make/)
* [Automake](https://www.gnu.org/software/automake/) (use 1.11.3 or later)
* [Autoconf](https://www.gnu.org/software/autoconf/)
-* [Autogen](https://www.gnu.org/software/autogen/) (use 5.16 or later)
+* [Python](https://www.python.org/) (use 3.6 or later)
* [Libtool](https://www.gnu.org/software/libtool/)
* [Gettext](https://www.gnu.org/software/gettext/)
* [Texinfo](https://www.gnu.org/software/texinfo/)
Debian/Ubuntu:
```
apt-get install -y dash git-core autoconf libtool gettext autopoint
-apt-get install -y automake autogen nettle-dev libp11-kit-dev libtspi-dev libunistring-dev
+apt-get install -y automake python3 nettle-dev libp11-kit-dev libtspi-dev libunistring-dev
apt-get install -y guile-2.2-dev libtasn1-6-dev libidn2-0-dev gawk gperf
apt-get install -y libtss2-dev libunbound-dev dns-root-data bison gtk-doc-tools
apt-get install -y texinfo texlive texlive-generic-recommended texlive-extra-utils
```
Sometimes, you may need to install more recent versions of Automake,
-Nettle, P11-kit and Autogen, which you will need to build from sources.
+Nettle, and P11-kit, which you will need to build from sources.
Dependencies that are used during make check or make dist are listed below.
Moreover, for basic interoperability testing you may want to install openssl