struct fastbuf *orig = bopen(submitted_name, O_RDONLY, 4096);
struct fastbuf *hist = bopen(name, O_WRONLY | O_CREAT | O_EXCL, 4096);
bbcopy_slow(orig, hist, ~0U);
struct fastbuf *orig = bopen(submitted_name, O_RDONLY, 4096);
struct fastbuf *hist = bopen(name, O_WRONLY | O_CREAT | O_EXCL, 4096);
bbcopy_slow(orig, hist, ~0U);