New comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/pull/26252#issuecomment-727296407

Comment:
W
Want to check these warnings? 

```
Project MESSAGE: The 'which' command is not available on the system. Unable to search for protoc installations. Assuming 'protoc'... If this is not correct, please point the MUMBLE_PROTOC environment variable at a working protoc binary.
```