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5) SIGTRAP 6) SIGABRT 7) SIGBUS 8) SIGFPE  
9) SIGKILL 10) SIGUSR1 11) SIGSEGV 12) SIGUSR2  
13) SIGPIPE 14) SIGALRM 15) SIGTERM 17) SIGCHLD  
18) SIGCONT 19) SIGSTOP 20) SIGTSTP 21) SIGTTIN  
22) SIGTTOU 23) SIGURG 24) SIGXCPU 25) SIGXFSZ  
26) SIGVTALRM 27) SIGPROF 28) SIGWINCH 29) SIGIO  
30) SIGPWR  
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