/usr/lib/tiger/systems/NeXT/check is in tiger-otheros 1:3.2.3-12.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 | #!/bin/sh
#
#     tiger - A UN*X security checking system
#     Copyright (C) 1993 Douglas Lee Schales, David K. Hess, David R. Safford
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 1, or (at your option)
#    any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#     Please see the file `COPYING' for the complete copyright notice.
#
# NeXT/check - 06/17/93
#
#-----------------------------------------------------------------------------
#
TigerInstallDir="/usr/lib/tiger"
#
# Set default base directory.
# Order or preference:
#      -B option
#      TIGERHOMEDIR environment variable
#      TigerInstallDir installed location
#
basedir=${TIGERHOMEDIR:=$TigerInstallDir}
for parm
do
   case $parm in
   -B) basedir=$2; break;;
   esac
done
#
# Verify that a config file exists there, and if it does
# source it.
#
[ ! -r $basedir/config ] && {
  echo "--ERROR-- [init002e] No 'config' file in \`$basedir'."
  exit 1
}
. $basedir/config
. $BASEDIR/initdefs
#
# If run in test mode (-t) this will verify that all required
# elements are set.
#
[ "$Tiger_TESTMODE" = 'Y' ] && {
  haveallcmds AWK CAT FMT GEN_PASSWD_SETS JOIN LS RM || exit 1
  haveallfiles BASEDIR WORKDIR || exit 1
  haveallvars TESTLINK HOSTNAME
  
  echo "--CONFIG-- [init003c] $0: Configuration ok..."
  exit 0
}
#------------------------------------------------------------------------
check_domain()
{
  domain="$1"
  what="$2"
  /usr/bin/niutil -read "$domain" "$what" 2> /dev/null |
  /usr/bin/bm -s _writers && {
    echo "--WARN-- [ca9302a] _writers property enabled for $what in NetInfo($domain)"
  }
  /usr/bin/niutil -list "$domain" /machines serves 2>/dev/null |
  $AWK '{
    for(i=2;i<=NF;i++){
      len = index($i, "/") - 1;
      if(len == 0)
        printf("%s ", $i);
      else
        printf("%s ", substr($i, 1, len));
    }
  }' |
  while read subdom
  do
    [ "$subdom" != '.' -a "$subdom" != '..' ] && {
      check_domain "$subdom" "$what"
    }
  done
}
check_domain '/' '/printers'
check_domain '/' '/fax_modems'
 |