-You need to install gmp, mpfr, mpc and libiconv packages using MacPorts,
-DarwinPorts or fink. GCC-4.5.1 requires them. You also need wget which can again be obtained from MacPorts etc.
+For Mac OS X there are a few dependencies which must be installed. The wget
+and libftdi packages are required and gmp, mpfr, mpc and libiconv are needed
+by GCC-4.5.1. These can be installed using MacPorts, DarwinPorts or fink.