[17:00:10][qrush:~/Dev/rubinius]
$ rake
(in /Users/qrush/Dev/rubinius)
make vm
cd shotgun; make rubinius
cd external_libs/libffi; CFLAGS=-fPIC ./configure && make
checking build system type... i386-apple-darwin9.3.0
checking host system type... i386-apple-darwin9.3.0
checking target system type... i386-apple-darwin9.3.0
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... ./install-sh -c -d
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for gcc... gcc
checking for C compiler default output file name... 
configure: error: C compiler cannot create executables
See `config.log' for more details.
make[1]: *** [external_libs/libffi/.libs/libffi.a] Error 77
make: *** [vm] Error 2
rake aborted!
Command failed with status (2): [make vm...]
/Users/qrush/Dev/rubinius/rakefile:132
(See full trace by running task with --trace)