signal.h

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typedef int sig_atomic_t;



#define SIG_DFL ((void (*)(int))0)



#define SIG_ERR ((void (*)(int))-1)



#define SIG_IGN ((void (*)(int))1)



#define SIGABRT 1



#define SIGFPE 4



#define SIGILL 3



#define SIGINT 2



#define SIGSEGV 5



#define SIGTERM 6



int raise(int sig);



void (*signal(int sig, void(*func)(int)))(int);