Log Message:
Changes 0.1.12:
Fix structure padding issues on some architectures
Fix compile warnings with newer versions of gcc
Fix memory leak when continuously rescanning for devices
Check for device nodes in /dev/usb under Linux
Fix compile problem with Darwin/Mac OS X port
Add support for Darwin/Mac OS X 10.4
Fix error when transactions are aborted
Requery endpoints when switching alternate settings
Support more BSD based distributions
Fix problem with short control messages in BSD port
Various other minor fixes