#2036 Squashed commit of the following: commit 5c70d28b241d1a98e034f6798dade073b1b42511 Author: Simon Zolin <s.zolin@adguard.com> Date: Mon Aug 24 18:42:21 2020 +0300 - windows: install: fix crash due to empty DHCP server pointer We should not assign a Go interface value, otherwise `==nil` check doesn't work.