Use a separate config.h for config like defines.

This allows an easier way to share config parameters between unit tests
and the bionic code.

It also fixes a problem where the 32 bit bionic tests based on glibc, or
the cts list executable did not have the pvalloc,valloc tests.

Change-Id: Ib47942cb8a278252faa7498a6ef23e9578db544f
3 files changed