Integrate:

Integrate:
[ 23277]
Subject: SvO?OK_off()'s return value
Message-Id: <20040801124648.7f9b3cee@r2d2>

Move (void) casts into SvOOK_off macro.
p4raw-link: @23277 on //depot/perl: 0c34ef67a6aacb77e2b5421df56439f11f4d78c0

p4raw-id: //depot/maint-5.8/perl@23313
p4raw-edited: from //depot/perl@23312 'edit in' pp_ctl.c (@23252..)
p4raw-integrated: from //depot/perl@23312 'edit in' pp_hot.c (@23176..)
	sv.c (@23197..) sv.h (@23214..) 'merge in' pp.c (@23176..) mg.c
	scope.c (@23187..) gv.c (@23199..) perl.c (@23230..)