brew install -v postgresql

gistfile1.txt

==> Downloading http://ftp.postgresql.org/pub/source/v9.1.3/postgresql-9.1.3.tar.bz2
File already downloaded in /Users/204377/Library/Caches/Homebrew
/usr/bin/tar xf /Users/204377/Library/Caches/Homebrew/postgresql-9.1.3.tar.bz2
==> ./configure --disable-debug --prefix=/usr/local/Cellar/postgresql/9.1.3 --datadir=/usr/local/Cellar/postgresql/9.1.3/share/postgresql --docdir=/usr/local/Cellar/postgresql/9.1.3/share/doc/postgresql --enable-thread-safety --with-bonjour --with-gssapi --with-krb5 --with-openssl --with-libxml --with-libxslt --with-ossp-uuid --with-python --with-perl ARCHFLAGS='-arch x86_64'
./configure --disable-debug --prefix=/usr/local/Cellar/postgresql/9.1.3 --datadir=/usr/local/Cellar/postgresql/9.1.3/share/postgresql --docdir=/usr/local/Cellar/postgresql/9.1.3/share/doc/postgresql --enable-thread-safety --with-bonjour --with-gssapi --with-krb5 --with-openssl --with-libxml --with-libxslt --with-ossp-uuid --with-python --with-perl ARCHFLAGS='-arch x86_64'
checking build system type... x86_64-apple-darwin11.3.0
checking host system type... x86_64-apple-darwin11.3.0
checking which template to use... darwin
checking whether to build with 64-bit integer date/time support... yes
checking whether NLS is wanted... no
checking for default port number... 5432
checking for block size... 8kB
checking for segment size... 1GB
checking for WAL block size... 8kB
checking for WAL segment size... 16MB
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/llvm-gcc accepts -g... yes
checking for /usr/bin/llvm-gcc option to accept ISO C89... none needed
checking whether /usr/bin/llvm-gcc supports -Wdeclaration-after-statement... yes
checking whether /usr/bin/llvm-gcc supports -Wendif-labels... yes
checking whether /usr/bin/llvm-gcc supports -Wformat-security... yes
checking whether /usr/bin/llvm-gcc supports -fno-strict-aliasing... yes
checking whether /usr/bin/llvm-gcc supports -fwrapv... yes
checking whether /usr/bin/llvm-gcc supports -fexcess-precision=standard... no
checking whether the C compiler still works... yes
checking how to run the C preprocessor... /usr/bin/llvm-gcc -E
checking allow thread-safe client libraries... yes
checking whether to build with Tcl... no
checking whether to build Perl modules... yes
checking whether to build Python modules... yes
checking whether to build with GSSAPI support... yes
checking whether to build with Kerberos 5 support... yes
checking whether to build with PAM support... no
checking whether to build with LDAP support... no
checking whether to build with Bonjour support... yes
checking whether to build with OpenSSL support... yes
checking whether to build with SELinux support... no
checking for xml2-config... xml2-config
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for ld used by GCC... /usr/bin/llvm-gcc
checking if the linker (/usr/bin/llvm-gcc) is GNU ld... no
checking for ranlib... ranlib
checking for strip... strip
checking whether it is possible to strip libraries... no
checking for ar... ar
checking for tar... /usr/bin/tar
checking whether ln -s works... yes
checking for gawk... no
checking for mawk... no
checking for nawk... no
checking for awk... awk
checking for a thread-safe mkdir -p... config/install-sh -c -d
checking for bison... /usr/bin/bison
configure: using bison (GNU Bison) 2.3
checking for flex... /usr/bin/flex
configure: using flex 2.5.35
checking for perl... /usr/bin/perl
configure: using perl 5.12.3
checking for Perl archlibexp... /System/Library/Perl/5.12/darwin-thread-multi-2level
checking for Perl privlibexp... /System/Library/Perl/5.12
checking for Perl useshrplib... true
checking for flags to link embedded Perl...  '-arch x86_64' -fstack-protector -L/usr/local/lib  -L/System/Library/Perl/5.12/darwin-thread-multi-2level/CORE -lperl -ldl -lm -lutil -lc
checking for python... /usr/bin/python
checking for Python distutils module... yes
checking Python configuration directory... /System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/config
checking how to link an embedded Python application... -L/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/config -lpython2.7 -ldl  -framework CoreFoundation
checking whether Python is compiled with thread support... yes
checking for main in -lm... yes
checking for library containing setproctitle... no
checking for library containing dlopen... none required
checking for library containing socket... none required
checking for library containing shl_load... no
checking for library containing getopt_long... none required
checking for library containing crypt... none required
checking for library containing fdatasync... none required
checking for library containing gethostbyname_r... no
checking for library containing shmget... none required
checking for library containing readline... -lreadline
checking for inflate in -lz... yes
checking for library containing gss_init_sec_context... -lgssapi_krb5
checking for library containing com_err... none required
checking for library containing krb5_sendauth... none required
checking for CRYPTO_new_ex_data in -lcrypto... yes
checking for SSL_library_init in -lssl... yes
checking for xmlSaveToBuffer in -lxml2... yes
checking for xsltCleanupGlobals in -lxslt... yes
checking for uuid_export in -lossp-uuid... no
checking for uuid_export in -luuid... yes
checking for ANSI C header files... yes
checking for sys/types.h... yes
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checking crypt.h usability... no
checking crypt.h presence... no
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checking getopt.h usability... yes
checking getopt.h presence... yes
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checking ifaddrs.h usability... yes
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checking langinfo.h usability... yes
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checking poll.h usability... yes
checking poll.h presence... yes
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checking pwd.h usability... yes
checking pwd.h presence... yes
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checking sys/ioctl.h usability... yes
checking sys/ioctl.h presence... yes
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checking sys/ipc.h usability... yes
checking sys/ipc.h presence... yes
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checking sys/poll.h usability... yes
checking sys/poll.h presence... yes
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checking sys/pstat.h usability... no
checking sys/pstat.h presence... no
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checking sys/resource.h usability... yes
checking sys/resource.h presence... yes
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checking sys/select.h usability... yes
checking sys/select.h presence... yes
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checking sys/sem.h usability... yes
checking sys/sem.h presence... yes
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checking sys/shm.h usability... yes
checking sys/shm.h presence... yes
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checking sys/socket.h usability... yes
checking sys/socket.h presence... yes
checking for sys/socket.h... yes
checking sys/sockio.h usability... yes
checking sys/sockio.h presence... yes
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checking sys/tas.h usability... no
checking sys/tas.h presence... no
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checking sys/time.h usability... yes
checking sys/time.h presence... yes
checking for sys/time.h... yes
checking sys/ucred.h usability... yes
checking sys/ucred.h presence... yes
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checking sys/un.h usability... yes
checking sys/un.h presence... yes
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checking termios.h usability... yes
checking termios.h presence... yes
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checking ucred.h usability... no
checking ucred.h presence... no
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checking utime.h usability... yes
checking utime.h presence... yes
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checking wchar.h usability... yes
checking wchar.h presence... yes
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checking wctype.h usability... yes
checking wctype.h presence... yes
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checking kernel/OS.h usability... no
checking kernel/OS.h presence... no
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checking kernel/image.h usability... no
checking kernel/image.h presence... no
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checking SupportDefs.h usability... no
checking SupportDefs.h presence... no
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checking for net/if.h... yes
checking netinet/in.h usability... yes
checking netinet/in.h presence... yes
checking for netinet/in.h... yes
checking for netinet/tcp.h... yes
checking readline/readline.h usability... yes
checking readline/readline.h presence... yes
checking for readline/readline.h... yes
checking readline/history.h usability... yes
checking readline/history.h presence... yes
checking for readline/history.h... yes
checking zlib.h usability... yes
checking zlib.h presence... yes
checking for zlib.h... yes
checking gssapi/gssapi.h usability... yes
checking gssapi/gssapi.h presence... yes
checking for gssapi/gssapi.h... yes
checking krb5.h usability... yes
checking krb5.h presence... yes
checking for krb5.h... yes
checking openssl/ssl.h usability... yes
checking openssl/ssl.h presence... yes
checking for openssl/ssl.h... yes
checking openssl/err.h usability... yes
checking openssl/err.h presence... yes
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checking for ERR_set_mark... yes
checking libxml/parser.h usability... yes
checking libxml/parser.h presence... yes
checking for libxml/parser.h... yes
checking libxslt/xslt.h usability... yes
checking libxslt/xslt.h presence... yes
checking for libxslt/xslt.h... yes
checking dns_sd.h usability... yes
checking dns_sd.h presence... yes
checking for dns_sd.h... yes
checking ossp/uuid.h usability... no
checking ossp/uuid.h presence... no
checking for ossp/uuid.h... no
checking uuid.h usability... no
checking uuid.h presence... yes
configure: WARNING: uuid.h: present but cannot be compiled
configure: WARNING: uuid.h:     check for missing prerequisite headers?
configure: WARNING: uuid.h: see the Autoconf documentation
configure: WARNING: uuid.h:     section "Present But Cannot Be Compiled"
configure: WARNING: uuid.h: proceeding with the preprocessor's result
configure: WARNING: uuid.h: in the future, the compiler will take precedence
configure: WARNING:     ## ---------------------------------------- ##
configure: WARNING:     ## Report this to pgsql-bugs@postgresql.org ##
configure: WARNING:     ## ---------------------------------------- ##
checking for uuid.h... yes
checking whether byte ordering is bigendian... no
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for quiet inline (no complaint if unreferenced)... yes
checking for preprocessor stringizing operator... yes
checking for signed types... yes
checking for working volatile... yes
checking for __func__... yes
checking whether struct tm is in sys/time.h or time.h... time.h
checking for struct tm.tm_zone... yes
checking for tzname... yes
checking for union semun... yes
checking for struct sockaddr_un... yes
checking for struct sockaddr_storage... yes
checking for struct sockaddr_storage.ss_family... yes
checking for struct sockaddr_storage.__ss_family... no
checking for struct sockaddr_storage.ss_len... yes
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checking for struct sockaddr.sa_len... yes
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checking for intptr_t... yes
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checking for long long int... yes
checking for locale_t... yes (in xlocale.h)
checking for struct cmsgcred... no
checking for struct option... yes
checking for z_streamp... yes
checking for krb5_ticket.enc_part2... yes
checking for krb5_error.text.data... yes
checking for krb5_free_unparsed_name... yes
checking for special C compiler options needed for large files... no
checking for _FILE_OFFSET_BITS value needed for large files... no
checking size of off_t... 8
checking for int timezone... yes
checking types of arguments for accept()... int, int, struct sockaddr *, socklen_t *
checking whether gettimeofday takes only one argument... no
checking for cbrt... yes
checking for dlopen... yes
checking for fcvt... yes
checking for fdatasync... yes
checking for getifaddrs... yes
checking for getpeerucred... no
checking for getrlimit... yes
checking for memmove... yes
checking for poll... yes
checking for pstat... no
checking for readlink... yes
checking for scandir... yes
checking for setproctitle... no
checking for setsid... yes
checking for sigprocmask... yes
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checking for sysconf... yes
checking for towlower... yes
checking for utime... yes
checking for utimes... yes
checking for waitpid... yes
checking for wcstombs... yes
checking for wcstombs_l... yes
checking for fseeko... yes
checking for _LARGEFILE_SOURCE value needed for large files... no
checking for posix_fadvise... no
checking whether posix_fadvise is declared... no
checking whether fdatasync is declared... no
checking whether strlcat is declared... yes
checking whether strlcpy is declared... yes
checking whether F_FULLFSYNC is declared... yes
checking for struct sockaddr_in6... yes
checking for PS_STRINGS... no
checking for snprintf... yes
checking for vsnprintf... yes
checking whether snprintf is declared... yes
checking whether vsnprintf is declared... yes
checking for isinf... yes
checking for crypt... yes
checking for erand48... yes
checking for getopt... yes
checking for getrusage... yes
checking for inet_aton... yes
checking for random... yes
checking for rint... yes
checking for srandom... yes
checking for strdup... yes
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checking for strlcat... yes
checking for strlcpy... yes
checking for strtol... yes
checking for strtoul... yes
checking for unsetenv... yes
checking for getpeereid... yes
checking for getaddrinfo... yes
checking for getopt_long... yes
checking for rl_completion_append_character... yes
checking for rl_completion_matches... yes
checking for rl_filename_completion_function... yes
checking for append_history... yes
checking for history_truncate_file... yes
checking for sigsetjmp... yes
checking whether sys_siglist is declared... yes
checking for syslog... yes
checking syslog.h usability... yes
checking syslog.h presence... yes
checking for syslog.h... yes
checking for opterr... yes
checking for optreset... yes
checking for strtoll... yes
checking for strtoull... yes
checking for atexit... yes
checking for builtin locking functions... yes
checking for the pthreads library -lpthreads... no
checking whether pthreads work without any flags... yes
checking whether pthreads work with -Kthread... yes
checking whether pthreads work with -kthread... yes
checking for the pthreads library -llthread... no
checking whether pthreads work with -pthread... yes
checking whether pthreads work with -pthreads... yes
checking whether pthreads work with -mthreads... no
checking for the pthreads library -lpthread... yes
checking whether pthreads work with --thread-safe... no
checking whether pthreads work with -mt... no
checking for the pthreads library -lpthreadGC2... no
checking pthread.h usability... yes
checking pthread.h presence... yes
checking for pthread.h... yes
checking for strerror_r... yes
checking for getpwuid_r... yes
checking for gethostbyname_r... no
checking whether getpwuid_r takes a fifth argument... yes
checking whether strerror_r returns int... yes
checking test program... ok
checking whether long int is 64 bits... yes
checking size of void *... 8
checking size of size_t... 8
checking size of long... 8
checking whether to build with float4 passed by value... yes
checking whether to build with float8 passed by value... yes
checking alignment of short... 2
checking alignment of int... 4
checking alignment of long... 8
checking alignment of double... 8
checking for int8... no
checking for uint8... no
checking for int64... no
checking for uint64... no
checking for sig_atomic_t... yes
checking for POSIX signal interface... yes
checking for working memcmp... yes
checking Python.h usability... no
checking Python.h presence... no
checking for Python.h... no
configure: error: header file <Python.h> is required for Python
==> Exit Status: 1
http://github.com/mxcl/homebrew/blob/master/Library/Formula/postgresql.rb#L60
==> Environment
HOMEBREW_VERSION: 0.8.1
HEAD: 7caf359fb1b5fab3ee8ff9b3129b110f0ba9615e
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CELLAR: /usr/local/Cellar
Hardware: quad-core 64-bit sandybridge
OS X: 10.7.3
Kernel Architecture: x86_64
Xcode: 3.2.5
GCC-4.0: build 5494
GCC-4.2: build 5664
LLVM: build 2333
Clang: 1.6 build 70
MacPorts or Fink? false
X11: /usr/x11
System Ruby: 1.8.7-249
/usr/bin/ruby => /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
Which Perl:   /usr/bin/perl
Which Python: /usr/bin/python
Which Ruby:   /Users/204377/.rvm/rubies/ree-1.8.7-2011.03/bin/ruby
==> Build Flags
CC: /usr/bin/llvm-gcc => /usr/llvm-gcc-4.2/bin/llvm-gcc-4.2
CXX: /usr/bin/llvm-g++ => /usr/llvm-gcc-4.2/bin/llvm-g++-4.2
LD: /usr/bin/llvm-gcc => /usr/llvm-gcc-4.2/bin/llvm-gcc-4.2
CFLAGS: -Os -w -pipe -march=core2 -msse4 -I/usr/local/Cellar/ossp-uuid/1.6.2/include
CXXFLAGS: -Os -w -pipe -march=core2 -msse4
CPPFLAGS: -I/usr/local/Cellar/readline/6.2.2/include -I/usr/include/libxml2
LDFLAGS: -L/usr/local/Cellar/readline/6.2.2/lib -L/usr/local/Cellar/ossp-uuid/1.6.2/lib
MAKEFLAGS: -j4

Error: Failed executing: ./configure --disable-debug --prefix=/usr/local/Cellar/postgresql/9.1.3 --datadir=/usr/local/Cellar/postgresql/9.1.3/share/postgresql --docdir=/usr/local/Cellar/postgresql/9.1.3/share/doc/postgresql --enable-thread-safety --with-bonjour --with-gssapi --with-krb5 --with-openssl --with-libxml --with-libxslt --with-ossp-uuid --with-python --with-perl ARCHFLAGS='-arch\ x86_64'
If `brew doctor' does not help diagnose the issue, please report the bug:
    https://github.com/mxcl/homebrew/wiki/checklist-before-filing-a-new-issue
We saved the configure log, please gist it if you report the issue:
    ~/Library/Logs/Homebrew/config.log