install log

git checkout origin/osx
HEAD is now at 77edf8d... Tidying up and an attempt to measure shared memory.
git checkout-index -af --prefix=/private/tmp/homebrew-htop-HEAD-9yJ0/
==> ./autogen.sh
./autogen.sh 
glibtoolize: putting auxiliary files in `.'.
glibtoolize: copying file `./ltmain.sh'
glibtoolize: putting macros in AC_CONFIG_MACRO_DIR, `m4'.
glibtoolize: copying file `m4/libtool.m4'
glibtoolize: copying file `m4/ltoptions.m4'
glibtoolize: copying file `m4/ltsugar.m4'
glibtoolize: copying file `m4/ltversion.m4'
glibtoolize: copying file `m4/lt~obsolete.m4'
configure.ac:17: installing `./config.sub'
configure.ac:13: installing `./compile'
configure.ac:6: installing `./missing'
configure.ac:6: installing `./install-sh'
configure.ac:17: installing `./config.guess'
Makefile.am: installing `./depcomp'
==> ./configure --prefix=/usr/local/Cellar/htop/HEAD --disable-debug --disable-dependency-tracking
./configure --prefix=/usr/local/Cellar/htop/HEAD --disable-debug --disable-dependency-tracking
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... no
checking for mawk... no
checking for nawk... no
checking for awk... awk
checking whether make sets $(MAKE)... yes
checking for gcc... /Developer/usr/bin/llvm-gcc
checking for C compiler default output file name... 
configure: error: C compiler cannot create executables
See `config.log' for more details.
Error: #<BuildError: Failure while executing: ./configure --prefix=/usr/local/Cellar/htop/HEAD --disable-debug --disable-dependency-tracking>
/usr/local/Library/Homebrew/formula.rb:326:in `system'
/usr/local/Library/Formula/htop.rb:9:in `install'
/usr/local/Library/Homebrew/install.rb:89:in `install'
/usr/local/Library/Homebrew/formula.rb:206:in `brew'
/usr/local/Library/Homebrew/formula.rb:374:in `stage'
/usr/local/Library/Homebrew/formula.rb:341:in `mktemp'
/usr/local/Library/Homebrew/formula.rb:372:in `stage'
/usr/local/Library/Homebrew/formula.rb:201:in `brew'
/usr/local/Library/Homebrew/install.rb:76:in `install'
/usr/local/Library/Homebrew/install.rb:39
/usr/local/Library/Formula/htop.rb:13
==> Rescuing build...
When you exit this shell Homebrew will attempt to finalise the installation.
If nothing is installed or the shell exits with a non-zero error code,
Homebrew will abort. The installation prefix is:
/usr/local/Cellar/htop/HEAD