IS_FG_SUPPORTED
IS_FG_SUPPORTED(prov_chain, fg)) {
(!IS_FG_SUPPORTED(mdesc, fg)) ||
if (!IS_FG_SUPPORTED(prov_chain, fg) ||
if (!IS_FG_SUPPORTED(mdesc, fg) ||
(!IS_FG_SUPPORTED(mdesc, fg1)) ||
if (!IS_FG_SUPPORTED(prov_chain, fg1) ||
if (!IS_FG_SUPPORTED(mdesc, fg1) ||