sakra

==> Build Environment
CC: /usr/bin/cc => /usr/bin/gcc-4.2
CXX: /usr/bin/c++ => /usr/bin/c++-4.2
LD: /usr/bin/cc => /usr/bin/gcc-4.2
CFLAGS: -O3 -w -pipe
CXXFLAGS: -O3 -w -pipe
CPPFLAGS: -I/usr/local/Cellar/neon/0.29.3/include
LDFLAGS: -L/usr/local/Cellar/neon/0.29.3/lib
MAKEFLAGS: -j4
PKG_CONFIG_PATH: /usr/local/Cellar/neon/0.29.3/lib/pkgconfig

sakra

Rotraud:~ admin$ brew doctor
Your OS X is ripe for brewing.
Any troubles you may be experiencing are likely purely psychosomatic.
Rotraud:~ admin$ brew install boost -v --mpi --universal
==> Build Environment
CC: /usr/bin/cc => /usr/bin/gcc-4.2
CXX: /usr/bin/c++ => /usr/bin/c++-4.2
LD: /usr/bin/cc => /usr/bin/gcc-4.2
CFLAGS: -O3 -march=core2 -msse4.1 -w -pipe
CXXFLAGS: -O3 -march=core2 -msse4.1 -w -pipe