Fix unused function warning
Fix unused function warning

fqtools/polipo,jech/polipo,berkley4/polipo,dxq-git/polipo,berkley4/polipo,ssb22/polipo2,galeksandrp/polipo,fqtools/polipo,dxq-git/polipo,galeksandrp/polipo,dxq-git/polipo,ssb22/polipo2,berkley4/polipo,fqtools/polipo,ssb22/polipo2,jech/polipo,jech/polipo,galeksandrp/polipo