mxcl/homebrew — pull request #13627 by vito (2012-07-26 18:03:59+00:00)
Title: add libxml2 dependency to libpurple

Build fails without this:

```
[...]
checking for LIBXML... no
no
configure: error:
You must have libxml2 >= 2.6.0 development headers installed to build.
```