20 #define keyb_vblank() (keystate = ~REG_KEYINPUT)
23 #define KEYPRESS(key) ((keystate & (key)) && (keydelta & (key)))
24 #define KEYRELEASE(key) ((keystate & (key)) == 0 && (keydelta & (key)))
26 volatile uint16_t keystate, keydelta;
28 /*void key_repeat(int start, int rep, uint16_t mask);*/
30 void update_keyb(void);