each cmsg_len (ie. msg_controllen = sum of CMSG_ALIGN(cmsg_len). This
works now that kernel fd passing has been fixed to accept a bit of
sloppiness because of this ABI repair.
lots of discussion with kettenis. From deraadt@
- privilege separation
- some snprintf/strlc{at,py} conversions
- support for more architectures
- signal handler fixes
- default mouse wheel support in config tools
- sunmouse protocol