if(HAVE_INPUT)
    if(HAVE_DRM)
        add_subdirectory(drm)
    endif()
    if (HAVE_LINUX_FB_H)
        add_subdirectory(fbdev)
    endif()
    if(HAVE_LIBHYBRIS)
        add_subdirectory(hwcomposer)
    endif()
endif()
add_subdirectory(virtual)
add_subdirectory(wayland)
add_subdirectory(x11)
