*** Running test-abuild
Traceback (most recent call last):
  File "/home/uke/oil/bin/oils_for_unix.py", line 20, in <module>
    import posix_ as posix
ImportError: No module named posix_
FAIL: Got status 1 but expected 0
in test case: test/gold/abuild.sh is_function is_function
FAIL  test-abuild