Integrate perlio:

[  9043]
Update MANIFEST for new test.

[  9042]
Some tests for Camel 3rd edition features.
Make gethostbyaddr() test in above work.

p4raw-link: @9043 on //depot/perlio: ddc2b5face5a2af5dff28b9b205dfa4b76f5c8e1
p4raw-link: @9042 on //depot/perlio: 595ae48196d4b0901d4a1aee37333fa960a6031f

p4raw-id: //depot/perl@9046

diff --cc MANIFEST
index b9f70b8,2ca30f8..fb376c7
--- 1/MANIFEST
--- 2/MANIFEST
+++ b/MANIFEST
@@@ -1180,6 -1180,6 +1180,7 @@@ os2/dl_os2.c            Addon for dl_ope
  os2/dlfcn.h           Addon for dl_open
  os2/os2.c             Additional code for OS/2
  os2/os2.sym           Additional symbols to export
++os2/os2add.sym                Overriding symbols to export
  os2/os2ish.h          Header for OS/2
  os2/os2thread.h               pthread-like typedefs
  os2/perl2cmd.pl               Corrects installed binaries under OS/2