driver_xf86-input-evdev: mtdev is mandatory now

mtdev is no longer optional, so select it and depend upon it, otherwise
it leads to build failure.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/x11r7/xdriver_xf86-input-evdev/Config.in

@@ -2,6 +2,7 @@ config BR2_PACKAGE_XDRIVER_XF86_INPUT_EVDEV
 	bool "xf86-input-evdev"
 	depends on BR2_PACKAGE_HAS_UDEV # libudev is configure dependency
 	select BR2_PACKAGE_LIBEVDEV
+	select BR2_PACKAGE_MTDEV
 	select BR2_PACKAGE_XPROTO_INPUTPROTO
 	select BR2_PACKAGE_XPROTO_RANDRPROTO
 	select BR2_PACKAGE_XPROTO_XPROTO

package/x11r7/xdriver_xf86-input-evdev/xdriver_xf86-input-evdev.mk

@@ -12,11 +12,11 @@ XDRIVER_XF86_INPUT_EVDEV_LICENSE_FILES = COPYING
 XDRIVER_XF86_INPUT_EVDEV_DEPENDENCIES = \
 	host-pkgconf \
 	libevdev \
+	mtdev \
 	xproto_inputproto \
 	xserver_xorg-server \
 	xproto_randrproto \
 	xproto_xproto \
-	udev \
-	$(if $(BR2_PACKAGE_MTDEV),mtdev)
+	udev
 
 $(eval $(autotools-package))