Integrate:

Integrate:
[ 21353]
Someone actually reads the Makefile.PL messages, it seems.
(from Jonathan Leffler)

[ 21354]
A fix from Graham for
[perl #24012] Weird conversion issue with List::Util::sum on Linux/AMD 850MHz
(seemingly a NV casting issue)

[ 21356]
Subject: [DOCPATCH] attributes.pm
Message-Id: <p05111b02bb970d5eec89@[192.168.56.4]>

(reformatted a bit)
p4raw-link: @21356 on //depot/perl: cef7f6212e02689c2aa27d0d7dc8e6afd7f665e8
p4raw-link: @21354 on //depot/perl: b9ae0a2d3e1516a6a8b6fdb9d5354ef5912780c3
p4raw-link: @21353 on //depot/perl: 477413c82d4216edf78e75357a2438a3497c8216

p4raw-id: //depot/maint-5.8/perl@21359
p4raw-integrated: from //depot/perl@21358 'copy in' lib/attributes.pm
	(@20688..) ext/List/Util/Util.xs (@20700..)
	ext/Time/HiRes/Makefile.PL (@20794..)