gistfile1.txt

==> Build Environment
CC: /usr/bin/cc
CXX: /usr/bin/c++
LD: /usr/bin/cc
CFLAGS: -O3 -march=core2 -msse4.1 -w -pipe
CXXFLAGS: -O3 -march=core2 -msse4.1 -w -pipe
MAKEFLAGS: -j2
PATH: ~/.seeds/bin:/usr/local/narwhal/bin:/opt/local/bin:/opt/local/sbin:/usr/local/Cellar/imagemagick/6.5.9-8/bin:/usr/local/bin:/usr/local/Cellar/ruby-enterprise-edition/2010.01/bin:/usr/local/sbin:/usr/local/mysql/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/X11/bin
==> Downloading http://jonas.nitro.dk/tig/releases/tig-0.15.tar.gz
File already downloaded and cached to /Users/eric/Library/Caches/Homebrew
/usr/bin/tar xf /Users/eric/Library/Caches/Homebrew/tig-0.15.tar.gz
==> ./configure --prefix=/usr/local/Cellar/tig/0.15
./configure --prefix=/usr/local/Cellar/tig/0.15
checking for gcc... /usr/bin/cc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether /usr/bin/cc accepts -g... yes
checking for /usr/bin/cc option to accept ISO C89... none needed
checking how to run the C preprocessor... /usr/bin/cc -E
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking ncursesw/ncurses.h usability... no
checking ncursesw/ncurses.h presence... no
checking for ncursesw/ncurses.h... no
checking ncurses/ncurses.h usability... no
checking ncurses/ncurses.h presence... no
checking for ncurses/ncurses.h... no
checking ncurses.h usability... yes
checking ncurses.h presence... yes
checking for ncurses.h... yes
checking for library containing wclear... -lncurses
checking for iconv... no, consider installing GNU libiconv
Exit status: 1

http://github.com/mxcl/homebrew/blob/master/Library/Formula/tig.rb#L9

==> Environment
HOMEBREW_VERSION: 0.6
HEAD: 
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CELLAR: /usr/local/Cellar
HOMEBREW_CACHE: /Users/eric/Library/Caches/Homebrew
HOMEBREW_REPOSITORY: /usr/local
HOMEBREW_LIBRARY_PATH: /usr/local/Library/Homebrew
Hardware: dual-core 64-bit penryn
OS X: 10.6.4
Kernel Architecture: i386
Ruby: 1.8.7-174
GCC-4.0: build 5494 (5493 or newer recommended)
GCC-4.2: build 5664 (5646 or newer recommended)
LLVM: build 2326 (2206 or newer recommended)
MacPorts or Fink? false
X11 installed? true
PATH: ~/.seeds/bin:/usr/local/narwhal/bin:/opt/local/bin:/opt/local/sbin:/usr/local/Cellar/imagemagick/6.5.9-8/bin:/usr/local/bin:/usr/local/Cellar/ruby-enterprise-edition/2010.01/bin:/usr/local/sbin:/usr/local/mysql/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/X11/bin

==> Build Flags
CC: /usr/bin/cc
CXX: /usr/bin/c++
LD: /usr/bin/cc
CFLAGS: -O3 -march=core2 -msse4.1 -w -pipe
CXXFLAGS: -O3 -march=core2 -msse4.1 -w -pipe
MAKEFLAGS: -j2
PATH: ~/.seeds/bin:/usr/local/narwhal/bin:/opt/local/bin:/opt/local/sbin:/usr/local/Cellar/imagemagick/6.5.9-8/bin:/usr/local/bin:/usr/local/Cellar/ruby-enterprise-edition/2010.01/bin:/usr/local/sbin:/usr/local/mysql/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/X11/bin
Error: Failure while executing: ./configure --prefix=/usr/local/Cellar/tig/0.15
Please report this bug at http://github.com/mxcl/homebrew/issues
These existing issues may help you:
http://github.com/mxcl/homebrew/issues/#issue/1817
Consider running `brew doctor` if a large number of installs are failing.