Function naming in progress using Q3A source https://github.com/id-Software/Quake-III-Arena
Tested with IDA Freeware 7
Binaries from 2016 (v1069), these are (hopefully) unlikely to change.
https://steamdb.info/depot/349091/
- qzeroded.x64 4b751e65a332c14ffd5722a154d2b747bb71c05c
- baseq3/bin.pk3 d583813ef73641d0bc02c3edee95a92668e69839 (contains qagame)