depends  cmake         &&
depends  qt4           &&
sub_depends poppler QT4 && 
suggest_depends  zip "" "" "for zip archives"    &&
suggest_depends  rar "" "" "for rar archives (non-free, recommended by upstream)" z-rejected &&
suggest_depends  unrar "" "" "for rar archives"  &&
suggest_depends  tar "" "" "for tar archives"    &&
suggest_depends  p7zip "" "" "for 7z archives"   &&
suggest_depends  unace "" "" "for ace archives" z-rejected
