Use -fno-canonical-system-headers when supported
Use -fno-canonical-system-headers when supported

This makes the same change to cc_configure.bzl made to the hard-coded
CROSSTOOL in 763f1397155fc7c12e1f1071a1bc942f91b867c4 to fix #1642

--
Change-Id: Ia05788243d0128ea4921f12c437ef6cebd83a4ff
Reviewed-on: https://bazel-review.git.corp.google.com/#/c/5450/
MOS_MIGRATED_REVID=130636065

kchodorow/bazel,variac/bazel,ulfjack/bazel,aehlig/bazel,bazelbuild/bazel,Asana/bazel,katre/bazel,kchodorow/bazel,meteorcloudy/bazel,variac/bazel,kchodorow/bazel,twitter-forks/bazel,akira-baruah/bazel,davidzchen/bazel,meteorcloudy/bazel,zhexuany/bazel,ButterflyNetwork/bazel,safarmer/bazel,mikelikespie/bazel,juhalindfors/bazel-patches,mbrukman/bazel,twitter-forks/bazel,kchodorow/bazel-1,ulfjack/bazel,zhexuany/bazel,spxtr/bazel,variac/bazel,dslomov/bazel-windows,juhalindfors/bazel-patches,twitter-forks/bazel,dslomov/bazel,dslomov/bazel,mrdomino/bazel,damienmg/bazel,mrdomino/bazel,cushon/bazel,bazelbuild/bazel,damienmg/bazel,variac/bazel,LuminateWireless/bazel,dslomov/bazel,cushon/bazel,aehlig/bazel,meteorcloudy/bazel,zhexuany/bazel,LuminateWireless/bazel,kchodorow/bazel-1,mikelikespie/bazel,dropbox/bazel,iamthearm/bazel,safarmer/bazel,ButterflyNetwork/bazel,juhalindfors/bazel-patches,ButterflyNetwork/bazel,akira-baruah/bazel,safarmer/bazel,kchodorow/bazel,katre/bazel,Asana/bazel,perezd/bazel,davidzchen/bazel,variac/bazel,hermione521/bazel,dropbox/bazel,bazelbuild/bazel,perezd/bazel,zhexuany/bazel,dslomov/bazel-windows,dslomov/bazel-windows,mrdomino/bazel,bazelbuild/bazel,spxtr/bazel,bazelbuild/bazel,spxtr/bazel,katre/bazel,snnn/bazel,dslomov/bazel-windows,ButterflyNetwork/bazel,dslomov/bazel,ButterflyNetwork/bazel,dropbox/bazel,ButterflyNetwork/bazel,mbrukman/bazel,LuminateWireless/bazel,aehlig/bazel,dslomov/bazel-windows,perezd/bazel,juhalindfors/bazel-patches,mrdomino/bazel,dslomov/bazel-windows,ulfjack/bazel,meteorcloudy/bazel,safarmer/bazel,perezd/bazel,LuminateWireless/bazel,snnn/bazel,akira-baruah/bazel,hermione521/bazel,iamthearm/bazel,spxtr/bazel,akira-baruah/bazel,mikelikespie/bazel,aehlig/bazel,werkt/bazel,kchodorow/bazel-1,Asana/bazel,hermione521/bazel,Asana/bazel,juhalindfors/bazel-patches,spxtr/bazel,ulfjack/bazel,dslomov/bazel,twitter-forks/bazel,cushon/bazel,akira-baruah/bazel,ulfjack/bazel,spxtr/bazel,twitter-forks/bazel,mikelikespie/bazel,LuminateWireless/bazel,variac/bazel,perezd/bazel,twitter-forks/bazel,mbrukman/bazel,aehlig/bazel,iamthearm/bazel,damienmg/bazel,kchodorow/bazel,snnn/bazel,hermione521/bazel,mrdomino/bazel,snnn/bazel,zhexuany/bazel,mikelikespie/bazel,snnn/bazel,juhalindfors/bazel-patches,juhalindfors/bazel-patches,cushon/bazel,cushon/bazel,aehlig/bazel,davidzchen/bazel,kchodorow/bazel-1,perezd/bazel,dropbox/bazel,katre/bazel,meteorcloudy/bazel,iamthearm/bazel,damienmg/bazel,katre/bazel,mbrukman/bazel,variac/bazel,mrdomino/bazel,werkt/bazel,twitter-forks/bazel,damienmg/bazel,safarmer/bazel,mbrukman/bazel,davidzchen/bazel,werkt/bazel,werkt/bazel,mbrukman/bazel,ulfjack/bazel,kchodorow/bazel-1,spxtr/bazel,aehlig/bazel,kchodorow/bazel,iamthearm/bazel,ulfjack/bazel,iamthearm/bazel,kchodorow/bazel,meteorcloudy/bazel,Asana/bazel,davidzchen/bazel,hermione521/bazel,damienmg/bazel,Asana/bazel,snnn/bazel,davidzchen/bazel,dslomov/bazel,perezd/bazel,Asana/bazel,cushon/bazel,bazelbuild/bazel,dropbox/bazel,katre/bazel,safarmer/bazel,werkt/bazel,mikelikespie/bazel,meteorcloudy/bazel,dslomov/bazel,werkt/bazel,hermione521/bazel,dropbox/bazel,kchodorow/bazel-1,akira-baruah/bazel,LuminateWireless/bazel,damienmg/bazel,davidzchen/bazel,snnn/bazel,zhexuany/bazel