It doesn't look like this has been used in a long time; we might be able to get rid of it.
It doesn't look like this has been used in a long time; we might be
able to get rid of it.

- Arranged function & method signatures like they are elsewhere in the
  sources.
- Shortened some long lines.
- #include expat.h instead of xmlparse.h.

PKRoma/expat,PKRoma/expat,PKRoma/expat,PKRoma/expat