Integrate from mainperl.

p4raw-id: //depot/cfgperl@3024

diff --cc pod/perldelta.pod
index 061d2f6,0c0520c..d841d28
--- 1/pod/perldelta.pod
--- 2/pod/perldelta.pod
+++ b/pod/perldelta.pod
@@@ -1,6 -1,6 +1,6 @@@
  =head1 NAME
  
--perldelta - what's new for perl5.006 (as of 5.005_54)
++perldelta - what's new for perl5.006 (as of 5.005_56)
  
  =head1 DESCRIPTION
  
@@@ -183,7 -194,7 +194,8 @@@ Siemens BS2000 is now supported under t
  
  =item *
  
--The Mach CThreads (NEXTSTEP, OPENSTEP) are now supported by the Thread extension.
++The Mach CThreads (NEXTSTEP, OPENSTEP) are now supported by the Thread
++extension.
  
  =item *