...
If you build WebKit (it is not built by default) you will need the following additional tools:
- Cmake 3.1322.3 or later, available from the Cmake download site
- bison
- flex
- gperf
perl (5.10 or later)
python3
ruby (2.5 or later)
The following should satisfy the requirements (but check the version of cmake) :
...
Overview
Content Tools
ThemeBuilder