Log Message:
use ${SETENV} ${MAKE_ENV} to avoid locale errors from sort

resolves errors on OSX using the build environment:

sort: string comparison failed: Illegal byte sequence
sort: Set LC_ALL='C' to work around the problem.
sort: The strings compared were `ZERMELO FR\304NKEL SET THEORY\tQNDT\tJF' and \ 
`ZERMELO SET THEORY\tQNMY\tOT'.

when building.  Joerg provided pointers on using the build environment.