puffs_framebuf_putdata_atoff
int puffs_framebuf_putdata_atoff(struct puffs_framebuf *, size_t,
puffs_framebuf_putdata_atoff(pufbuf, 0, &error, sizeof(int));
puffs_framebuf_putdata_atoff(pufbuf, sizeof(int),
puffs_framebuf_putdata_atoff(pufbuf, 0, &pboff, sizeof(size_t));
puffs_framebuf_putdata_atoff(pb, 0, &len, 4);
puffs_framebuf_putdata_atoff(pb, 0, &len, 4);