KeyPress event, serial 37, synthetic NO, window 0x2200001,
root 0x9f, subw 0x0, time 3698815, (169,-16), root:(763,301),
state 0x0, keycode 248 (keysym 0x0, NoSymbol), same_screen YES,
XLookupString gives 0 bytes:
XmbLookupString gives 0 bytes:
XFilterEvent returns: False

KeyRelease event, serial 37, synthetic NO, window 0x2200001,
root 0x9f, subw 0x0, time 3698815, (169,-16), root:(763,301),
state 0x0, keycode 248 (keysym 0x0, NoSymbol), same_screen YES,
XLookupString gives 0 bytes:
XFilterEvent returns: False

keycode 248 = F13