$ENV{SHELL} = 'sh' if $^O eq 'os2';
-$ver = $];
-$release = substr($ver,0,3); # Not used presently.
-$patchlevel = substr($ver,3,2);
+$ver = $Config{version};
+$release = substr($],0,3); # Not used presently.
+$patchlevel = substr($],3,2);
die "Patchlevel of perl ($patchlevel)",
"and patchlevel of config.sh ($Config{'PERL_VERSION'}) don't match\n"
if $patchlevel != $Config{'PERL_VERSION'};