Revert "TS-1996: turn off rfc5861 warnings in CFLAGS too"
Revert "TS-1996: turn off rfc5861 warnings in CFLAGS too"

This reverts commit 7a41b0fde531edf919490f9a4b17e51a1a6b6dec.

chitianhao/trafficserver,persiaAziz/trafficserver,chenglongwei/trafficserver,duke8253/trafficserver,davidbz/trafficserver,duke8253/trafficserver,clearswift/trafficserver,pbchou/trafficserver,duke8253/trafficserver,rpufky/trafficserver,davidbz/trafficserver,chenglongwei/trafficserver,reveller/trafficserver,pbchou/trafficserver,clearswift/trafficserver,bryancall/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,chitianhao/trafficserver,taoyunxing/trafficserver,vmamidi/trafficserver,rpufky/trafficserver,taoyunxing/trafficserver,bryancall/trafficserver,rahmalik/trafficserver,SolidWallOfCode/trafficserver,reveller/trafficserver,PSUdaemon/trafficserver,persiaAziz/trafficserver,chenglongwei/trafficserver,rpufky/trafficserver,bryancall/trafficserver,dyrock/trafficserver,clearswift/trafficserver,chenglongwei/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,dyrock/trafficserver,reveller/trafficserver,rahmalik/trafficserver,rpufky/trafficserver,SolidWallOfCode/trafficserver,rpufky/trafficserver,vmamidi/trafficserver,vmamidi/trafficserver,rahmalik/trafficserver,persiaAziz/trafficserver,bryancall/trafficserver,taoyunxing/trafficserver,persiaAziz/trafficserver,taoyunxing/trafficserver,clearswift/trafficserver,persiaAziz/trafficserver,rahmalik/trafficserver,reveller/trafficserver,clearswift/trafficserver,davidbz/trafficserver,reveller/trafficserver,clearswift/trafficserver,reveller/trafficserver,rpufky/trafficserver,clearswift/trafficserver,rpufky/trafficserver,vmamidi/trafficserver,davidbz/trafficserver,chenglongwei/trafficserver,rpufky/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,rahmalik/trafficserver,PSUdaemon/trafficserver,chenglongwei/trafficserver,rahmalik/trafficserver,dyrock/trafficserver,PSUdaemon/trafficserver,PSUdaemon/trafficserver,SolidWallOfCode/trafficserver,rpufky/trafficserver,SolidWallOfCode/trafficserver,taoyunxing/trafficserver,reveller/trafficserver,chitianhao/trafficserver,taoyunxing/trafficserver,SolidWallOfCode/trafficserver,persiaAziz/trafficserver,taoyunxing/trafficserver,duke8253/trafficserver,persiaAziz/trafficserver,SolidWallOfCode/trafficserver,chitianhao/trafficserver,pbchou/trafficserver,rahmalik/trafficserver,pbchou/trafficserver,clearswift/trafficserver,PSUdaemon/trafficserver,clearswift/trafficserver,persiaAziz/trafficserver,pbchou/trafficserver,duke8253/trafficserver,chenglongwei/trafficserver,reveller/trafficserver,dyrock/trafficserver,PSUdaemon/trafficserver,pbchou/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,duke8253/trafficserver,chenglongwei/trafficserver,vmamidi/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,taoyunxing/trafficserver,bryancall/trafficserver,reveller/trafficserver,chitianhao/trafficserver,chitianhao/trafficserver,bryancall/trafficserver,vmamidi/trafficserver,taoyunxing/trafficserver,duke8253/trafficserver