tag	line	file	source code
KG_ALT	31	drivers/char/kbd_kern.h	#define VC_ALTLOCK  KG_ALT    /* alt lock mode */
KG_ALT	364	include/linux/keyboard.h	#define K_ALT    K(KT_SHIFT,KG_ALT)
KG_ALT	403	include/linux/keyboard.h	#define K_ALTLOCK  K(KT_LOCK,KG_ALT)