typedef struct Kbdctl Kbdctl;typedef struct Key Key; struct Kbdctl{	int fd;	int pid;	Channel *c;}; struct Key{	Rune k;	ushort mods;}; enum{	Mctrl	= 1<<0,	Malt	= 1<<1,	Mshift	= 1<<2,}; Kbdctl *initkbd(void);void closekbd(Kbdctl*);