#define M_PLAIN     0
#define M_SHIFT     (1 << KG_SHIFT)
#define M_CTRL      (1 << KG_CTRL)
#define M_ALT       (1 << KG_ALT)
#define M_ALTGR     (1 << KG_ALTGR)
#define M_SHIFTL    (1 << KG_SHIFTL)
#define M_SHIFTR    (1 << KG_SHIFTR)
#define M_CTRLL     (1 << KG_CTRLL)
#define M_CTRLR     (1 << KG_CTRLR)
#define M_CAPSSHIFT (1 << KG_CTRLR)