[...]
Making all in mouse-settings
make[3]: Entering directory `/tmp/xfce4-settings-4.6.1/dialogs/mouse-settings'
make  all-am
make[4]: Entering directory `/tmp/xfce4-settings-4.6.1/dialogs/mouse-settings'
gcc -DHAVE_CONFIG_H -I. -I../.. -I../.. -DDATADIR=\"/usr/local/share\" -DSRCDIR=\"../..\" -DLOCALEDIR=\"/usr/local/share/locale\" -DG_LOG_DOMAIN=\"xfce4-mouse-settings\" -DNDEBUG -DG_DISABLE_CAST_CHECKS -DG_DISABLE_ASSERT -DG_DISABLE_CHECKS   -I/usr/local/include/gtk-2.0 -I/usr/local/lib/gtk-2.0/include -I/usr/local/include/atk-1.0 -I/usr/local/include/cairo -I/usr/local/include/pango-1.0 -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include -I/usr/local/include/freetype2 -I/usr/local/include   -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include   -I/usr/local/include/libglade-2.0 -I/usr/local/include/gtk-2.0 -I/usr/local/include/libxml2 -I/usr/local/lib/gtk-2.0/include -I/usr/local/include/atk-1.0 -I/usr/local/include/cairo -I/usr/local/include/pango-1.0 -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include -I/usr/local/include/freetype2 -I/usr/local/include   -I/usr/local/include -I/usr/local/include/xfce4 -I/usr/local/include/gtk-2.0 -I/usr/local/lib/gtk-2.0/include -I/usr/local/include/pango-1.0 -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include -I/usr/local/include/cairo -I/usr/local/include/atk-1.0 -I/usr/local/include/freetype2   -I/usr/local/include/xfce4/xfconf-0 -I/usr/local/include/dbus-1.0 -I/usr/local/lib/dbus-1.0/include -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include   -I/usr/local/include   -I/usr/local/include/xfce4/xfconf-0 -I/usr/local/include/dbus-1.0 -I/usr/local/lib/dbus-1.0/include -I/usr/local/include/glib-2.0 -I/usr/local/lib/glib-2.0/include   -I/usr/local/include   -s -O3 -march=i686 -MT xfce4_mouse_settings-main.o -MD -MP -MF .deps/xfce4_mouse_settings-main.Tpo -c -o xfce4_mouse_settings-main.o `test -f 'main.c' || echo './'`main.c
main.c: In function 'mouse_settings_event_filter':
main.c:1124: error: 'XDevicePresenceNotifyEvent' undeclared (first use in this function)
main.c:1124: error: (Each undeclared identifier is reported only once
main.c:1124: error: for each function it appears in.)
main.c:1124: error: 'dpn_event' undeclared (first use in this function)
make[4]: *** [xfce4_mouse_settings-main.o] Error 1
make[4]: Leaving directory `/tmp/xfce4-settings-4.6.1/dialogs/mouse-settings'
make[3]: *** [all] Error 2
make[3]: Leaving directory `/tmp/xfce4-settings-4.6.1/dialogs/mouse-settings'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/tmp/xfce4-settings-4.6.1/dialogs'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/tmp/xfce4-settings-4.6.1'
make: *** [all] Error 2