Test the encoding transform only iff we have PerlIO,

noticed by H. Merijn Brand.

p4raw-id: //depot/perl@11348

diff --git a/ext/PerlIO/t/encoding.t b/ext/PerlIO/t/encoding.t
index 342a315..debd2bc 100644 (file)
--- a/ext/PerlIO/t/encoding.t
+++ b/ext/PerlIO/t/encoding.t
@@ -1,3 +1,14 @@
+#!./perl
+
+BEGIN {
+    chdir 't' if -d 't';
+    @INC = '../lib';
+    unless (find PerlIO::Layer 'perlio') {
+       print "1..0 # Skip: not perlio\n";
+       exit 0;
+    }
+}
+
 print "1..8\n";
 
 my $grk = "grk$$";