BEGIN {

  print "#include <errno.h>";

  print "#include <mach/error.h>";

  print "#include <errorlib.h>";

  print "#define static static const";

  nsubs = split(subsys, subs);

  while (nsubs > 0) printf "#include \"%s\"\n", subs[nsubs--];

  print "\n\n\

const struct error_system __mach_error_systems[err_max_system + 1] =";

  print "  {";

}

/^static.*err_[a-z0-9A-Z_]+_sub *\[/ {

  s = $0; sub(/^.*err_/, "", s); sub(/_sub.*$/, "", s);

  printf "    [err_get_system (err_%s)] = { errlib_count (err_%s_sub),",

	s, s;

  printf "\"(system %s) error with unknown subsystem\", err_%s_sub },\n",

	s, s;

}

END {

  print "  };";

  print "\n\

const int __mach_error_system_count = errlib_count (__mach_error_systems);";

}