/* netb ioctls */
/* ioctl(fd, cmd, buf) buf is always 64 bytes, and is both read and written */
/* used in the client kernel */
#define NBIOCON (('a'<<8)|1) /* turn debugging prints on */
#define NBIOCOFF (('a'<<8)|2) /* turn debugging prints off */
#define NBIOCBSZ (('a'<<8)|3) /* first word of buf is nbbsz */