fix Waiter on Windows platform
fix Waiter on Windows platform

BiuroCo/mega,javiserrano/sdk,jedisct1/sdk,wizzard/sdk,sergiohs84/sdk,BlackFired/sdk,PatrickJBaird/sdk,meganz/sdk,18671178307/sdk,BiuroCo/mega,javiserrano/sdk,thedebian/sdk,SuperStarPL/sdk,PatrickJBaird/sdk,wizzard/sdk,18671178307/sdk,sergiohs84/sdk,javiserrano/sdk,BiuroCo/mega,Acidburn0zzz/sdk,jedisct1/sdk,Acidburn0zzz/sdk,thedebian/sdk,meganz/sdk,jedisct1/sdk,jedisct1/sdk,BlackFired/sdk,jedisct1/sdk,Alexx99/sdk,Acidburn0zzz/sdk,SuperStarPL/sdk,Sisky/sdk,meganz/sdk,18671178307/sdk,Sisky/sdk,wizzard/sdk,Acidburn0zzz/sdk,Novo1987/sdk,wizzard/sdk,BiuroCo/mega,Alexx99/sdk,BlackFired/sdk,Alexx99/sdk,SuperStarPL/sdk,Novo1987/sdk,sergiohs84/sdk,18671178307/sdk,sergiohs84/sdk,javiserrano/sdk,jedisct1/sdk,Novo1987/sdk,SuperStarPL/sdk,sergiohs84/sdk,meganz/sdk,Sisky/sdk,BlackFired/sdk,SuperStarPL/sdk,Novo1987/sdk,sergiohs84/sdk,Alexx99/sdk,SuperStarPL/sdk,PatrickJBaird/sdk,javiserrano/sdk,jedisct1/sdk,meganz/sdk,BlackFired/sdk,Acidburn0zzz/sdk,PatrickJBaird/sdk,PatrickJBaird/sdk,18671178307/sdk,18671178307/sdk,sergiohs84/sdk,meganz/sdk,PatrickJBaird/sdk,thedebian/sdk,Acidburn0zzz/sdk,Novo1987/sdk,jedisct1/sdk,thedebian/sdk,BlackFired/sdk,BiuroCo/mega,Novo1987/sdk,thedebian/sdk,18671178307/sdk,Sisky/sdk,Novo1987/sdk,Alexx99/sdk,18671178307/sdk,meganz/sdk,sergiohs84/sdk,Sisky/sdk,Novo1987/sdk,Sisky/sdk,Acidburn0zzz/sdk,thedebian/sdk,BiuroCo/mega,javiserrano/sdk,Acidburn0zzz/sdk,Alexx99/sdk