Currently the ebuild(s) do not have epatch_user set in the src_prepare phase, thereby preventing the addition of custom patches via the /etc/portage/patches mechanism. Please add this, Thanks!
Sorry, I cannot reproduce this: my logfile: http://b-4.xmw.de/var/log/portage/build/net-analyzer/netsniff-ng-0.5.8_rc2:20130808-111650.log # emerge -pv ncurses These are the packages that would be merged, in order: Calculating dependencies... done! [ebuild R ] sys-libs/ncurses-5.9-r3:5 USE="cxx gpm unicode -ada -debug -doc -minimal -profile -static-libs -tinfo -trace" ABI_X86="32 (64) (-x32)" 0 kB
(In reply to Michael Weber from comment #1) wrong bug ... +*netsniff-ng-0.5.8_rc3 (03 Dec 2013) + + 03 Dec 2013; Michael Weber <xmw@gentoo.org> +netsniff-ng-0.5.8_rc3.ebuild: + Version bump, add epatch_user as requested by Olipro on bug 481756. +