rpm or popt error, e.g.

$ locale
LANG=ru_RU.KOI8-R
LC_CTYPE="ru_RU.KOI8-R"
LC_NUMERIC="ru_RU.KOI8-R"
LC_TIME="ru_RU.KOI8-R"
LC_COLLATE="ru_RU.KOI8-R"
LC_MONETARY="ru_RU.KOI8-R"
LC_MESSAGES="ru_RU.KOI8-R"
LC_PAPER="ru_RU.KOI8-R"
LC_NAME="ru_RU.KOI8-R"
LC_ADDRESS="ru_RU.KOI8-R"
LC_TELEPHONE="ru_RU.KOI8-R"
LC_MEASUREMENT="ru_RU.KOI8-R"
LC_IDENTIFICATION="ru_RU.KOI8-R"
LC_ALL=
$ rpmquery -z
-z: п╫п╣п╦п╥п╡п╣я│я┌п╫я▀п╧ п©п╟я─п╟п╪п╣я┌я─
$ rpmquery -z 2>&1 |iconv -futf8
-z: неизвестный параметр