Add checks for select and stdio usage
Add checks for select and stdio usage

Also: redundant return statements at the bottom of void functions.

facebook/libphenom,mhaberler/libphenom,guiquanz/libphenom,seem-sky/libphenom,sakishum/libphenom,yangjin-unique/libphenom,zhakui/libphenom,ChinaLongGanHu/libphenom,zhakui/libphenom,zhakui/libphenom,guiquanz/libphenom,zhenglaizhang/libphenom,rogerchina/libphenom,yangjin-unique/libphenom,sakishum/libphenom,mhaberler/libphenom,ChinaLongGanHu/libphenom,guiquanz/libphenom,zhenglaizhang/libphenom,guiquanz/libphenom,mhaberler/libphenom,yangjin-unique/libphenom,rogerchina/libphenom,guiquanz/libphenom,yangjin-unique/libphenom,sakishum/libphenom,rogerchina/libphenom,guiquanz/libphenom,guiquanz/libphenom,dailypips/libphenom,seem-sky/libphenom,ChinaLongGanHu/libphenom,seem-sky/libphenom,zhakui/libphenom,zhenglaizhang/libphenom,ChinaLongGanHu/libphenom,yangjin-unique/libphenom,dailypips/libphenom,rogerchina/libphenom,mhaberler/libphenom,mhaberler/libphenom,dailypips/libphenom,zhakui/libphenom,seem-sky/libphenom,seem-sky/libphenom,sakishum/libphenom,zhenglaizhang/libphenom,facebook/libphenom,facebook/libphenom,sakishum/libphenom,facebook/libphenom,facebook/libphenom,rogerchina/libphenom,dailypips/libphenom,dailypips/libphenom,ChinaLongGanHu/libphenom,zhenglaizhang/libphenom