x11-base/xorg-drivers-1.19:
 [  0]  x11-base/xorg-drivers-1.19   
 [  1]  x11-drivers/xf86-input-elographics-1.4.1   
 [  1]  x11-drivers/xf86-input-evdev-2.10.5   
 [  1]  x11-drivers/xf86-input-joystick-1.6.3   
 [  1]  x11-drivers/xf86-input-keyboard-1.9.0   
 [  1]  x11-drivers/xf86-input-libinput-0.25.1   
 [  1]  x11-drivers/xf86-input-mouse-1.9.2   
 [  1]  x11-drivers/xf86-input-tslib-0.0.6-r3   
 [  1]  x11-drivers/xf86-input-vmmouse-13.1.0-r1   
 [  1]  x11-drivers/xf86-input-void-1.4.1   
 [  1]  x11-drivers/xf86-input-synaptics-1.9.0   
 [  1]  x11-drivers/xf86-input-wacom-0.34.0   
 [  1]  x11-drivers/xf86-video-amdgpu-1.3.0   
 [  1]  x11-drivers/xf86-video-ast-1.1.5   
 [  1]  x11-drivers/xf86-video-dummy-0.3.8   
 [  1]  x11-drivers/xf86-video-fbdev-0.4.4   
 [  1]  x11-base/xorg-server-1.19.5   
 [  1]  x11-drivers/xf86-video-geode-2.11.19   
 [  1]  x11-drivers/xf86-video-glint-1.2.9   
 [  1]  x11-drivers/xf86-video-intel-2.99.917_p20170313   
 [  1]  x11-drivers/xf86-video-mga-1.6.5   
 [  1]  x11-drivers/xf86-video-newport-0.2.4   
 [  1]  x11-drivers/xf86-video-nouveau-1.0.15   
 [  1]  x11-drivers/xf86-video-nv-2.1.21   
 [  1]  x11-drivers/xf86-video-omap-0.4.5   
 [  1]  x11-drivers/xf86-video-qxl-0.1.5   
 [  1]  x11-drivers/nvidia-drivers-387.22   
 [  1]  x11-drivers/xf86-video-r128-6.10.2   
 [  1]  x11-drivers/xf86-video-ati-7.9.0   
 [  1]  x11-drivers/xf86-video-siliconmotion-1.7.9   
 [  1]  x11-drivers/xf86-video-tdfx-1.4.7   
 [  1]  x11-drivers/xf86-video-vesa-2.3.4   
 [  1]  x11-drivers/xf86-video-openchrome-0.6.0   
 [  1]  x11-drivers/xf86-video-virtualbox-5.1.32   
 [  1]  x11-drivers/xf86-video-vmware-13.2.1   
 [  1]  x11-drivers/xf86-video-voodoo-1.2.5   
x11-base/xorg-drivers-9999:
 [  0]  x11-base/xorg-drivers-9999   
 [  1]  x11-drivers/xf86-input-elographics-1.4.1   
 [  1]  x11-drivers/xf86-input-evdev-2.10.5   
 [  1]  x11-drivers/xf86-input-joystick-1.6.3   
 [  1]  x11-drivers/xf86-input-keyboard-1.9.0   
 [  1]  x11-drivers/xf86-input-libinput-0.25.1   
 [  1]  x11-drivers/xf86-input-mouse-1.9.2   
 [  1]  x11-drivers/xf86-input-tslib-0.0.6-r3   
 [  1]  x11-drivers/xf86-input-vmmouse-13.1.0-r1   
 [  1]  x11-drivers/xf86-input-void-1.4.1   
 [  1]  x11-drivers/xf86-input-synaptics-1.9.0   
 [  1]  x11-drivers/xf86-input-wacom-0.34.0   
 [  1]  x11-drivers/xf86-video-amdgpu-1.3.0   
 [  1]  x11-drivers/xf86-video-ast-1.1.5   
 [  1]  x11-drivers/xf86-video-dummy-0.3.8   
 [  1]  x11-drivers/xf86-video-fbdev-0.4.4   
 [  1]  x11-base/xorg-server-9999   
 [  1]  x11-drivers/xf86-video-geode-2.11.19   
 [  1]  x11-drivers/xf86-video-glint-1.2.9   
 [  1]  x11-drivers/xf86-video-intel-2.99.917_p20170313   
 [  1]  x11-drivers/xf86-video-mga-1.6.5   
 [  1]  x11-drivers/xf86-video-nouveau-1.0.15   
 [  1]  x11-drivers/xf86-video-nv-2.1.21   
 [  1]  x11-drivers/xf86-video-omap-0.4.5   
 [  1]  x11-drivers/xf86-video-qxl-0.1.5   
 [  1]  x11-drivers/nvidia-drivers-387.22   
 [  1]  x11-drivers/xf86-video-r128-6.10.2   
 [  1]  x11-drivers/xf86-video-ati-7.9.0   
 [  1]  x11-drivers/xf86-video-siliconmotion-1.7.9   
 [  1]  x11-drivers/xf86-video-tdfx-1.4.7   
 [  1]  x11-drivers/xf86-video-vesa-2.3.4   
 [  1]  x11-drivers/xf86-video-openchrome-0.6.0   
 [  1]  x11-drivers/xf86-video-virtualbox-5.1.32   
 [  1]  x11-drivers/xf86-video-vmware-13.2.1   
 [  1]  x11-drivers/xf86-video-voodoo-1.2.5