/usr/share/epic4/script/ls is in epic4 1:2.10.2-1.
This file is owned by root:root, with mode 0o644.
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 97 98 | /*
                    ls.irc by archon <archon@tamu.edu>
                            August 16, 1996
		    because /exec ls is just too easy!
	    and i couldn't think of another use for $glob()
*/
  
alias ls {
  switch ($0) {
    () {
      fe ($glob(*)) ii jj kk ll {
        echo $lformat(15, $ii) $lformat(15, $jj) $lformat(15, $kk) $lformat(15, $ll)
      }
    }
    (-a) {
      if ([$1]) {
        if ((match($1 $glob(.* *))) || (match($1/ $glob(.* *)))) {
	  if (match($1/ $glob(.* *))) {
	    fe ($pattern($1/ $glob(.* *))) qq {
	      push tols $qq*
	    }
	    fe ($pattern($1 $glob(.* *))) qq {
	      push tols $qq
	    }
	  }{
	    @ tols = [$1]
	  }
	}{
	  echo ls: $1\: No such file or directory
	}
      }{
        @ tols = [.* *]
      }
      fe ($glob($tols)) ii jj kk ll {
        echo $lformat(10, $ii) $lformat(10, $jj) $lformat(10, $kk) $lformat(10, $ll)
      }
    }
    (-s) {
      if ([$1]) {
        if ((match($1 $glob(.* *))) || (match($1/ $glob(.* *)))) {
	  if (match($1/ $glob(.* *))) {
	    fe ($pattern($1/ $glob(.* *))) qq {
	      push tols $qq*
	    }
	    fe ($pattern($1 $glob(.* *))) qq {
	      push tols $qq
	    }
	  }{
	    @ tols = [$1]
	  }
	}{
	  echo ls: $1\: No such file or directory
	}
      }{
        @ tols = [*]
      }
      echo $tols
      fe ($glob($tols)) ii jj kk {
        echo $lformat(20, $fsize($ii) $ii) $lformat(20, $fsize($jj) $jj)  $lformat(20, $fsize($kk) $kk)
      }
    }
    (*) {
      if ((match($0 $glob(.* *))) || (match($0/ $glob(.* *)))) {
        if (match($0/ $glob(.* *))) {
	  fe ($pattern($0/ $glob(.* *))) qq {
	    push tols $qq*
	  }
	  fe ($pattern($0 $glob(.* *))) qq {
	    push tols $qq
	  }
	}{
	  @ tols = [$0]
	}
        fe ($glob($tols)) ii jj kk ll mm {
          echo $lformat(10, $ii) $lformat(10, $jj) $lformat(10, $kk) $lformat(10, $ll) $lformat(10, $mm)
        }
      }{
        echo ls: $0\: No such file or directory
      }
    }
  }
  @ tols = qq = []
}
/* format alias written by someone else */
alias lformat {
  @ IRCII.word = [$1-]
  if (@IRCII.word < [$0]) {
    @ function_return = [$([$0]IRCII.word)]
  }{
    @ function_return = [$IRCII.word]
  }
  @ ircii.word = []
}
#archon'96
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