33     let mut sig: &mut sighand_struct = Box::leak(Box::new(sighand_struct::default()));  in process_copy_sighand()  localVariable
34     if (sig as *mut sighand_struct) == null_mut() {  in process_copy_sighand()
40         (*pcb).sighand = sig as *mut sighand_struct as usize  in process_copy_sighand()
58             sig.action[index] =  in process_copy_sighand()
62             sig.action[index] = DEFAULT_SIGACTION;  in process_copy_sighand()
89     let sig: &mut signal_struct = Box::leak(Box::new(signal_struct::default()));  in process_copy_signal()  localVariable
90     if (sig as *mut signal_struct) == null_mut() {  in process_copy_signal()
93     atomic_set(&mut sig.sig_cnt, 1);  in process_copy_signal()
96         (*pcb).signal = sig as *mut signal_struct as usize  in process_copy_signal()
129         let sig = Box::from_raw((*pcb).signal as *mut signal_struct);  in process_exit_sighand()  localVariable
130         drop(sig);  in process_exit_sighand()