vpo_nibble
struct vpo_nibble *s = (struct vpo_nibble *)p;
INB_NIBBLE_H, (void *)&(vpo)->vpo_nibble.h,
INB_NIBBLE_L, (void *)&(vpo)->vpo_nibble.l,
INB_NIBBLE_P, (void *)&(vpo)->vpo_nibble);
struct vpo_nibble *s = (struct vpo_nibble *)p;
INB_NIBBLE_H, (void *)&(vpo)->vpo_nibble.h,
INB_NIBBLE_L, (void *)&(vpo)->vpo_nibble.l,
INB_NIBBLE_P, (void *)&(vpo)->vpo_nibble);
struct vpo_nibble vpo_nibble;