currenttimer := firsttimer;\r
while assigned(currenttimer) do begin\r
dec(currenttimer.nextts,(1 shl rollover_bits));\r
currenttimer := currenttimer.nexttimer;\r
end;\r
currenttimer := firsttimer;\r
while assigned(currenttimer) do begin\r
dec(currenttimer.nextts,(1 shl rollover_bits));\r
currenttimer := currenttimer.nexttimer;\r
end;\r