MissingUseDepDefault: version 0.20.4-r2: BDEPEND="dev-db/postgresql[server]": USE flag 'server' missing from package: [ dev-db/postgresql-9999 ]
  MissingUseDepDefault: version 0.20.6: BDEPEND="dev-db/postgresql[server]": USE flag 'server' missing from package: [ dev-db/postgresql-9999 ]