Back to option 2: Embark resolvconf from openresolv. Does not work.
/sbin/resolvconf fails at execution with:
mkdir: cannot create directory '/run/resolvconf': Permission denied
Failed to create needed directory /run/resolvconf

Option 3: Use resolvconf from core. Does not work as expected.
/sbin/resolvconf fails at execution with:
mkdir: cannot create directory '/run/resolvconf': Permission denied

Option 2: Embark resolvconf. Does not work as expected.
$SNAP/sbin/resolvconf fails at execution with:
mkdir: cannot create directory '/run/resolvconf': Permission denied

Retrieve the openfortivpn sources directly from the GitHub repository:
	https://github.com/adrienverge/openfortivpn.git