tag	line	file	source code
BITS_PER_LONG	108	drivers/char/keyboard.c	static unsigned long key_down[256/BITS_PER_LONG] = { 0, };
BITS_PER_LONG	990	drivers/char/keyboard.c	k = i*BITS_PER_LONG;
BITS_PER_LONG	991	drivers/char/keyboard.c	for(j=0; j<BITS_PER_LONG; j++,k++)