build failure on FreeBSD 9.1

[Kazu Yamamoto ( 山本和彦 )]

> $ ldd "/home/ian/ghc/git/ghc/bindisttest/install   dir/lib/ghc-7.7.20130319/bin/ghc-pkg" | grep ffi
>         libffi.so.6 => /home/ian/ghc/git/ghc/bindisttest/install   dir/lib/ghc-7.7.20130319/bin/../rts-1.0/libffi.so.6 (0x00007fd2faf6e000)

In my case:

	libffi.so.6 => not found (0)

> The library exists:
> 
> $ ls -l "/home/ian/ghc/git/ghc/bindisttest/install   dir/lib/ghc-7.7.20130319/bin/../rts-1.0/libffi.so.6"
> -rw-r--r-- 1 ian ian 105366 Mar 19 18:15 /home/ian/ghc/git/ghc/bindisttest/install   dir/lib/ghc-7.7.20130319/bin/../rts-1.0/libffi.so.6

% find . -name "libffi.so*"
./bindisttest/a/b/c/ghc-7.7.20130319/rts/dist/build/libffi.so.6
./bindisttest/a/b/c/ghc-7.7.20130319/rts/dist/build/libffi.so
./bindisttest/install   dir/lib/ghc-7.7.20130319/rts-1.0/libffi.so
./bindisttest/install   dir/lib/ghc-7.7.20130319/rts-1.0/libffi.so.6
./libffi/build/inst/lib/libffi.so.6
./libffi/build/inst/lib/libffi.so
./libffi/build/x86_64-unknown-freebsd/.libs/libffi.so.6
./libffi/build/x86_64-unknown-freebsd/.libs/libffi.so
./rts/dist/build/libffi.so.6
./rts/dist/build/libffi.so

P.S.

To summarize the current status:

              Build   validate
FreeBSD 9.1   OK      NG
MacOS 10.8.3  NG      OK

--Kazu