tree e3809ef9ed2fc8da470d0390d50a164e47e5605b
parent c99419f61333339b6a4fc7179617539042ab22f8
author Rob Tsuk <robtsuk@google.com> 1527894209 -0700
committer Rob Tsuk <robtsuk@google.com> 1527894209 -0700

Add an environmental variable for the zircon build directory

These are intended to be used by build.rs scripts when not building with gn to allow them to find static libraries they need.

Also remove some obsolete environmental variables.

Change-Id: Ie06959763388c87912b2efd1b04b88b689644128