Make primesieve app work without OpenMP
Make primesieve app work without OpenMP

kimwalisch/primesieve,anatoliyrazin/primesieve,ZahidDev/primesieve,fredwang00/primesieve,kimwalisch/primesieve,tempbottle/primesieve,fredwang00/primesieve,fredwang00/primesieve,anatoliyrazin/primesieve,tempbottle/primesieve,kimwalisch/primesieve,anatoliyrazin/primesieve,tempbottle/primesieve,ZahidDev/primesieve,ZahidDev/primesieve