uClibc++ wrapper-script:
 * change name of DEBUG-variable from {{{V}}} to {{{UCLIBCXX_WRAPPER_DEBUG}}} to avoid possible collisions
 * refs #2509


git-svn-id: file:///var/svn/freetz/trunk@12267 149334a1-2f27-0410-a3b9-fc62619ac1e6