+ SIGNONE = 0, // No signal
+ SIGHUP = 1,
+ SIGINT = 2, // C
+ SIGQUIT = 3, // POSIX
+ SIGILL = 4, // C
+ SIGTRAP = 5, // POSIX
+ SIGABRT = 6, // C?
+ SIGBUS = 7, // ?
+ SIGFPE = 8, // C
+ SIGKILL = 9, // POSIX
+ SIGUSR1 = 10,
+ SIGSEGV = 11, // C
+ SIGUSR2 = 12,
+ SIGPIPE = 13, //
+ SIGALRM = 14,
+ SIGTERM = 15,
+ _SIG16 = 16,
+ SIGCHLD = 17,
+ SIGCONT = 18,
+ SIGSTOP = 19,
+ NSIGNALS