snow_leopard_64? (defined in Hardware) is a short-cut for:
MACOS_VERSION >= 10.6 and Hardware.is_64_bit?
Signed-off-by: Adam Vandenberg <flangy@gmail.com>
brewkit.rb changes ENV destructively, so lets not do that everytime a formula
is required. Now it's possible for other tools to require a formula
description without worrying about side-effects.
CHICKEN is a compiler for the Scheme programming language. CHICKEN produces
portable, efficient C, supports almost all of the R5RS Scheme language
standard, and includes many enhancements and extensions. CHICKEN runs on
Linux, MacOS X, Windows, and many Unix flavours.
