in attached file is test.log generated by autoconf itself.
Created attachment 95226 [details] testsuite.log
Created attachment 95227 [details] emerge --info
this is just a failure in the testsuite itself, not the tools: -m4: script.4s: 1: Cannot open foo: No such file or directory +m4: script.4s: 1: cannot open `foo': No such file or directory
grabbed update from upstream
*** Bug 153689 has been marked as a duplicate of this bug. ***