codex.tst snarf uuencode tests, add { rot13 iconv }
recode uuencode to use -lcodex: meth->data may be exported by <uu.h>
recode iconv to use -lcodex
code-zip combine { code-huff code-explode code-inflate }
code-pzip pzip[:partition-file-path]
code-bzip pzip[:partition-file-path]
code-compress
code-bx snarf from libuu
