tree e00af1dc3c330c491c5e141f0676d72c49da6019
parent 77f58340859521a502b61c040668c590e3e4a26f
author Diego Elio Pettenò <flameeyes@chromium.org> 1306225893 +0200
committer Diego Elio Pettenò <flameeyes@chromium.org> 1306347620 -0700

Respect PKG_CONFIG variable if set in the environment.

This is required for the new cross-compilation support using pkg-config
wrappers instead of changing the pkg-config files themselves.

BUG=none
TEST=emerge-arm-generic with and without pkg-config wrappers

Change-Id: I46d17ccea3d367796ada548822eec9dd8dc104fe
Reviewed-on: http://gerrit.chromium.org/gerrit/1438
Reviewed-by: Daniel Erat <derat@chromium.org>
Tested-by: Diego Elio Pettenò <flameeyes@chromium.org>