maybe_errx
static void maybe_errx(const char *fmt, ...) __printflike(1, 2) __dead2;
maybe_errx("truncated file");
maybe_errx("bzip2 re-init");
maybe_errx("bzip2 init");
maybe_errx("Huffman tree has insane levels");
maybe_errx("Bad symbol table");
maybe_errx("Symbol table truncated");
maybe_errx("File corrupt");
maybe_errx("File corrupt");
maybe_errx("Premature EOF");
maybe_errx("Unknown error (%d)", ret);
maybe_errx("%s", msg);
maybe_errx("Can't initialize decoder (%d)", ret);
maybe_errx("Can't read headers (%d)", ret);
maybe_errx("%s", ZSTD_getErrorName(zres));