from xorg.conf: http://cgit.freedesktop.org/xorg/driver/xf86-input-mouse/commit/?id=b65651974ee5620086b484086ea12d78c92fa369 . trim makefile headers. PR: ports/171433 Submitted by: Martin Birgmeier <Martin.Birgmeier@aon.at> Approved by: x11 (maintainer timeout 8+ weeks) Feature safe: yes