wrapFlag function for wrapping boolean flags
wrapFlag function for wrapping boolean flags

hkuplg/fcore,bixuanzju/fcore,wxzh/fcore,zhiyuanshi/fcore,hkuplg/fcore,zhiyuanshi/fcore,zhiyuanshi/fcore,wxzh/fcore,xnning/fcore,bixuanzju/fcore,bixuanzju/fcore,wxzh/fcore,xnning/fcore,xnning/fcore,hkuplg/fcore