selftest/unittest/chk_file_ext/0.txt

   1 b: not exist
   2 b/b.txt: not exist
   3 Makefile:14: *** a exists in /home/kazubito/2010_11/autotest.mk/selftest/unittest/chk_file_ext.  中止.
   4 Makefile:18: *** a/a.txt exists in /home/kazubito/2010_11/autotest.mk/selftest/unittest/chk_file_ext.  中止.
   5