taglinefilesource code
clock_cmos_diff306drivers/char/apm_bios.cstatic long      clock_cmos_diff;
clock_cmos_diff579drivers/char/apm_bios.cCURRENT_TIME = get_cmos_time() + clock_cmos_diff;
clock_cmos_diff592drivers/char/apm_bios.cclock_cmos_diff = CURRENT_TIME - get_cmos_time();