3.0 critical, in-source dir build fails

[Tom Tromey]

>>>>> "Nathan" == Nathan Sidwell <nathan@codesourcery.com> writes:

Nathan> loading cache ../config.cache
Nathan> configure: error: can not find install-sh or install.sh in .. ./..
Nathan> make[1]: *** [configure-target-boehm-gc] Error 1

It should be easy to change the boehm-gc AC_CONFIG_AUX_DIR invocation
so that this will work.  libjava will also need this treatment.
I'll see if I can write and test a patch today.

Tom