Class <anonymous struct>
   size=8 align=4
   base size=8 base align=4
<anonymous struct> (0x0x7fc4d51cf000) 0

Class termios
   size=52 align=4
   base size=52 base align=4
termios (0x0x7fc4d51cf060) 0

Class keyboard
   size=108 align=4
   base size=108 base align=4
keyboard (0x0x7fc4d51cf0c0) 0

