* v0.11 - add proto_bias option (Pete Zaitcev)
* v0.12 - add hpoj.sourceforge.net ioctls (David Paschal)
* v0.13 - alloc space for statusbuf (<status> not on stack);
- * use usb_buffer_alloc() for read buf & write buf;
+ * use usb_alloc_coherent() for read buf & write buf;
* none - Maintained in Linux kernel after v0.13
*/