-hsh=84d883ede9fa6ce855d82d8c278ecd9f5fc88bf0602831ae0c38b9b506ea3cb02f3fa076b8f5664adf1ff862c0157da4cc9a83e141b738ff9268a9ba3ed6f563
-check streebog-512 "nettle-hash --algorithm=streebog512 --raw | xxd -c 0 -p" $hsh ||
-check streebog-512 "nettle-hash --algorithm=streebog512 --raw | hexdump -v -e '/1 \"%02x\"' ; echo" $hsh ||
-check streebog-512 "libressl dgst -streebog512" $hsh ||
-check streebog-512 streebog512 $hsh || : # go.cypherpunks.ru/gogost
+unxxd="xxd -c 0 -p"
+unhexdump="hexdump -v -e '/1 \"%02x\"' ; echo"
+HSH=84d883ede9fa6ce855d82d8c278ecd9f5fc88bf0602831ae0c38b9b506ea3cb02f3fa076b8f5664adf1ff862c0157da4cc9a83e141b738ff9268a9ba3ed6f563
+check streebog-512 "nettle-hash --algorithm=streebog512 --raw | $unxxd" ||
+check streebog-512 "nettle-hash --algorithm=streebog512 --raw | $unhexdump" ||
+check streebog-512 "libressl dgst -streebog512" ||
+check streebog-512 streebog512 $hsh || # go.cypherpunks.ru/gogost
+check streebog-512 builtin || :