astosfmmu
sfmmup = astosfmmu(curthread->t_procp->p_as);
(sfmmup == astosfmmu(curthread->t_procp->p_as));
myflt = (astosfmmu(curthread->t_procp->p_as) == sfmmup);
#define as_color_bin(as) (astosfmmu(as)->sfmmu_clrbin)
#define as_color_start(as) (astosfmmu(as)->sfmmu_clrstart)
sfmmup = astosfmmu(&kas);