- Flex >= 2.5.35
- Bison >= 2.4
+Optional packages to build LTTng-tools man pages:
+
+ - **AsciiDoc >= 8.4.5** (previous versions may work, but were
+ not tested)
+ - **xmlto >= 0.0.21** (previous versions may work, but were
+ not tested)
+
If you use GNU gold, which is _not_ mandatory, make sure you have this
version: