VER_IMPL
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
#define IU_IMPL(v) ((((u_int64_t)(v))&VER_IMPL) >> VER_IMPL_SHIFT)
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
if (((getver() & VER_IMPL) >> VER_IMPL_SHIFT) == IMPL_JALAPENO)
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;