Thu Oct 31 19:32:32 1996 Miles Bader <miles@gnu.ai.mit.edu>

Thu Oct 31 19:32:32 1996  Miles Bader  <miles@gnu.ai.mit.edu>
[ENAMETOOLONG] (xgethostname): If gethostname
returns an error other than buffer overflow, exit with an error
message instead of allocating infinite amounts of space.
[!EXIT_FAILURE] (EXIT_FAILURE): New macro.
<errno.h>: New include.
[!errno] (errno): New declaration.