source $GRIMOIRE/CMAKE_CONFIGURE && # Old flag -> new flag XPDF_HEADERS="${XPDF_HEADERS/ENABLE_XPDF_HEADERS/ENABLE_UNSTABLE_API_ABI_HEADERS}" && config_query_option XPDF_HEADERS "Install unsupported xpdf headers?" n \ "-DENABLE_UNSTABLE_API_ABI_HEADERS=ON" \ "-DENABLE_UNSTABLE_API_ABI_HEADERS=OFF" && config_query_option POPPLER_OPTS "Build pdf utilities (may conflict with xpdf)?" n \ "-DENABLE_UTILS=ON" \ "-DENABLE_UTILS=OFF"