#define SIGHUP 1 #define SIGINT 2 #define SIGQUIT 3 #define SIGQIT 3 #define SIGILL 4 #define SIGTRAP 5 #define SIGIOT 6 #define SIGEMT 7 #define SIGFPE 8 #define SIGKILL 9 #define SIGBUS 10 #define SIGSEGV 11 #define SIGSYS 12 #define SIGPIPE 13 #define SIGALRM 14 #define SIGTERM 15 int (*signal())(); #define SIG_DFL (int (*)())0 #define SIG_IGN (int (*)())1