MMAN_Bk_susp
print_line(".RS", MMAN_Bk_susp);
! (MMAN_Bk_susp & outflags))
outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
outflags |= MMAN_Bk_susp | newflags;
print_line(".RS", MMAN_Bk_susp);