aemtower:~/Sites/rubinius aem$ rake spec:update
(in /Users/aem/Sites/rubinius)
git clone git://github.com/rubyspec/rubyspec.git /Users/aem/Sites/rubinius/spec/ruby
Initialize /Users/aem/Sites/rubinius/spec/ruby/.git
Initialized empty Git repository in /Users/aem/Sites/rubinius/spec/ruby/.git/
remote: Counting objects: 11980, done.
remote: Compressing objects: 100% (3802/3802), done.
remote: Total 11980 (delta 7978), reused 11980 (delta 7978)
Receiving objects: 100% (11980/11980), 1.94 MiB | 160 KiB/s, done.
Resolving deltas: 100% (7978/7978), done.
Checking out files: 100% (2778/2778), done.

Updating rubyspec repository...
* Pulling in new commits...
git fetch
git rebase origin
Current branch master is up to date.
aemtower:~/Sites/rubinius aem$ rake build
(in /Users/aem/Sites/rubinius)
make vm
cd shotgun; make rubinius
cd external_libs/libffi; CFLAGS=-fPIC ./configure && make
checking build system type... powerpc-apple-darwin8.11.0
checking host system type... powerpc-apple-darwin8.11.0
checking target system type... powerpc-apple-darwin8.11.0
checking for a BSD-compatible install... /opt/local/bin/ginstall -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /opt/local/bin/gmkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes

...

CC symbol.o
CC tuple.o
CC var_table.o
CC subtend/PortableUContext_asm.o
LINK librubinius-local-dev.dylib
ld: flag: -undefined dynamic_lookup can't be used with MACOSX_DEPLOYMENT_TARGET environment variable set to: 10.1
/usr/libexec/gcc/powerpc-apple-darwin8/4.0.1/libtool: internal link edit command failed
make[2]: *** [librubinius-local-dev.dylib] Error 1
make[1]: *** [lib/librubinius-0.9.0.dylib] Error 2
make: *** [vm] Error 2
rake aborted!
Command failed with status (2): [make vm...]
/Users/aem/Sites/rubinius/rakefile:121
(See full trace by running task with --trace)
aemtower:~/Sites/rubinius aem$ gcc_select -l
Available compiler versions:
3.3             3.3-fast        4.0
aemtower:~/Sites/rubinius aem$ uname -a
Darwin aemtower 8.11.0 Darwin Kernel Version 8.11.0: Wed Oct 10 18:26:00 PDT 2007; root:xnu-792.24.17~1/RELEASE_PPC Power Macintosh powerpc