message: Preserve DRAKE_RAW when building in Docker.
diff: @@ -7,7 +7,7 @@ check:
  cd _build && ./drake //check
  else
  check: image/trusty-check
  - USER=$$USER && docker run --rm --volume $$PWD:$$PWD --workdir $$PWD mefyl/drake/trusty-check sh -e -c "useradd --uid $$(id -u) $$USER && chown $$USER:$$USER $$(getent passwd $$USER | cut -d : -f 6) && su $$USER -c 'make DOCKERIZE=0 check'"
  + USER=$$USER && docker run --rm --volume $$PWD:$$PWD --workdir $$PWD --env DRAKE_RAW mefyl/drake/trusty-check sh -e -c "useradd --uid $$(id -u) $$USER && chown $$USER:$$USER $$(getent passwd $$USER | cut -d : -f 6) && su $$USER -c 'make DOCKERIZE=0 check'"
  endif
  image/%:
  