selfupdate fails

[Marko Käning]

> You're just running /usr/bin/cc here because you're on a
> case-insensitive filesystem. The CC environment variable is probably
> what you're after.

yep, you are right:

Last login: Thu Jun 17 21:06:47 on ttys001
markos-imac:~ marko$ CC
i686-apple-darwin10-gcc-4.2.1: no input files
markos-imac:~ marko$ set | grep CC
_=CC

I didn't know that MacOSX's file system is case insensitive, actually.