The AUTOLOAD function in Newt.pm looks at strerror(errno) to see

whether the constant() function (in Newt.xs) has returned EINVAL.

strerror(errno) is returned in the locale's language, so won't

always match /Invalid/.  constant() should never fail with

EINVAL anyway, so just ignore this case.

--- Newt-1.08/Newt.pm.lang	2003-07-31 12:01:52.000000000 +0100

+++ Newt-1.08/Newt.pm	2003-07-31 12:02:26.000000000 +0100

@@ -220,13 +220,8 @@

   croak "& not defined" if $constname eq 'constant';

   my $val = constant($constname, @_ ? $_[0] : 0);

   if ($! != 0) {

-    if ($! =~ /Invalid/) {

       $AutoLoader::AUTOLOAD = $AUTOLOAD;

       goto &AutoLoader::AUTOLOAD;

-    }

-    else {

-      croak "Your vendor has not defined Newt macro $constname";

-    }

   }

   *$AUTOLOAD = sub { $val };

   goto &$AUTOLOAD;