Clang: fix ats_scoped_fd problem.
Clang: fix ats_scoped_fd problem.

pbchou/trafficserver,bryancall/trafficserver,duke8253/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,dyrock/trafficserver,chitianhao/trafficserver,duke8253/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,SolidWallOfCode/trafficserver,dyrock/trafficserver,bryancall/trafficserver,chitianhao/trafficserver,vmamidi/trafficserver,vmamidi/trafficserver,chitianhao/trafficserver,duke8253/trafficserver,dyrock/trafficserver,bryancall/trafficserver,bryancall/trafficserver,bryancall/trafficserver,dyrock/trafficserver,dyrock/trafficserver,pbchou/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,duke8253/trafficserver,davidbz/trafficserver,davidbz/trafficserver,dyrock/trafficserver,duke8253/trafficserver,vmamidi/trafficserver,SolidWallOfCode/trafficserver,davidbz/trafficserver,pbchou/trafficserver,SolidWallOfCode/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,chitianhao/trafficserver,SolidWallOfCode/trafficserver,duke8253/trafficserver,chitianhao/trafficserver,bryancall/trafficserver,pbchou/trafficserver,dyrock/trafficserver,chitianhao/trafficserver