net-wireless/wavemon has been updated to the nl80211 stack and posted to github as their new homepage. You will find an updated ebuild and patch attached
Created attachment 447496 [details] wavemon-0.8.0.ebuild Ebuild for wavemon-0.8.0
Created attachment 447498 [details, diff] wavemon-0.8.0-respect-CFLAGS.patch Patch to remove upstream optimization CFLAGS and find libnl correctly
commit 059449f076b9e1449ed2a7b2f36c444f54dddc2d Author: Sergey Popov <pinkbyte@gentoo.org> Date: Fri Jul 14 21:53:45 2017 +0300 net-wireless/wavemon: version bump Reported-by: Brian Evans <grknight@gentoo.org> Gentoo-Bug: 594874 Package-Manager: Portage-2.3.6, Repoman-2.3.1