android: add basic evdev input support

Android backend needs mtdev now, and evdev-touchpad.c, too.

Signed-off-by: Pekka Paalanen <ppaalanen@gmail.com>
diff --git a/configure.ac b/configure.ac
index e67ad50..754469f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -115,6 +115,7 @@
 AM_CONDITIONAL(ENABLE_ANDROID_COMPOSITOR, test x$enable_android_compositor = xyes)
 if test x$enable_android_compositor = xyes; then
   AC_DEFINE([BUILD_ANDROID_COMPOSITOR], [1], [Build the compositor for Android 4.0])
+  PKG_CHECK_MODULES(ANDROID_COMPOSITOR, [mtdev >= 1.1.0])
 fi