use ENV{PROG}, not ENV{LS}

diff --git a/tests/ls-2/quoting b/tests/ls-2/quoting
index cba514c84a369f71b053c39c5b146cbb3dc0f41a..40e999a682dda5b968751a2cc35dec6b20d15d33 100755 (executable)
--- a/tests/ls-2/quoting
+++ b/tests/ls-2/quoting
@@ -28,6 +28,6 @@ my @Tests =
 my $save_temps = 0;
 my $verbose = $ENV{VERBOSE};
 
-my $prog = $ENV{LS} || 'ls';
+my $prog = $ENV{PROG} || die "$0: \$PROG not specified in environment\n";
 my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
 exit $fail;