- add strerror(errno) output to a few log messages - treat fatal network errors as panics.  Any error whose behavior is to   close the fd and give up--it now does a BX_PANIC to say what is happening.
- add strerror(errno) output to a few log messages
- treat fatal network errors as panics.  Any error whose behavior is to
  close the fd and give up--it now does a BX_PANIC to say what is happening.

marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet,marmolejo/bochs-zet