Merge branch 'tb/avoid-gcc-on-darwin-10-6'

* tb/avoid-gcc-on-darwin-10-6: Revert "config.mak.uname: use clang for Mac OS X 10.6"

Junio C Hamano committed Mar 21, 2016 at 09:20 UTC 074677315cb0bd3296f78bc7f74943d5834cba91

No changes.