Fixup some HACKING sample code.
Fixup some HACKING sample code.

Patch by: Gerco Ballintijn <gerco@cwi.nl>


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@849325 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion