LINUX_SS_DISABLE
if (luc->luc_stack.ss_flags & LINUX_SS_DISABLE)
tmp_sigframe->uc.luc_stack.ss_flags |= LINUX_SS_DISABLE;
sigframe.uc.luc_stack.ss_flags |= LINUX_SS_DISABLE;
if (luctx->luc_stack.ss_flags & LINUX_SS_DISABLE)
(l->l_sigstk.ss_flags & SS_DISABLE ? LINUX_SS_DISABLE : 0);
else if (lss->ss_flags & LINUX_SS_DISABLE)
lss->ss_flags = LINUX_SS_DISABLE;
if (luc->luc_stack.ss_flags & LINUX_SS_DISABLE)
tmp_sigframe->uc.luc_stack.ss_flags |= LINUX_SS_DISABLE;