installdependencies.sh fail on Alpine Linux

[aelnosu]

Describe the bug
When trying to run "installdependencies.sh" it recognize can not recognize I am using alpine.[See attachment (I am using Docker)]

Steps to reproduce the behavior:

1. Go to 'alpine-linux root'
2. Run './bin/installdependencies.sh' as root
3. See error

Expected behavior
Should install dependence.

Runner Version and Platform

Version of your runner?
linux-x64-2.303.0.tar.gz

OS of the machine running the runner? OSX/Windows/Linux/...
Linux-Alpine:Latest

What's not working?

Please include error messages and screenshots.

Job Log Output

If applicable, include the relevant part of the job / step log output here. All sensitive information should already be masked out, but please double-check before pasting here.

Runner and Worker's Diagnostic Logs

If applicable, add relevant diagnostic log information. Logs are located in the runner's _diag folder. The runner logs are prefixed with Runner_ and the worker logs are prefixed with Worker_. Each job run correlates to a worker log. All sensitive information should already be masked out, but please double-check before pasting here.

[rajadev2019]

Please look into it.

[github-actions]

This issue is stale because it has been open 365 days with no activity. Remove stale label or comment or this will be closed in 15 days.