extern void signal_setup_done(int failed, struct ksignal *ksig, int stepping);
extern void signal_delivered(int sig, siginfo_t *info, struct k_sigaction *ka, struct pt_regs *regs, int stepping);
extern void exit_signals(struct task_struct *tsk);
+extern void allow_signal(int);
+extern void disallow_signal(int);
/*
* Eventually that'll replace get_signal_to_deliver(); macro for now,