The following list of signals are supported by the Process Control functions. Please see your systems signal(7) man page for details of the default behavior of these signals.
WNOHANG 
    (integer)
   WUNTRACED 
    (integer)
   SIG_IGN 
    (integer)
   SIG_DFL 
    (integer)
   SIG_ERR 
    (integer)
   SIGHUP 
    (integer)
   SIGINT 
    (integer)
   SIGQUIT 
    (integer)
   SIGILL 
    (integer)
   SIGTRAP 
    (integer)
   SIGABRT 
    (integer)
   SIGIOT 
    (integer)
   SIGBUS 
    (integer)
   SIGFPE 
    (integer)
   SIGKILL 
    (integer)
   SIGUSR1 
    (integer)
   SIGSEGV 
    (integer)
   SIGUSR2 
    (integer)
   SIGPIPE 
    (integer)
   SIGALRM 
    (integer)
   SIGTERM 
    (integer)
   SIGSTKFLT 
    (integer)
   SIGCLD 
    (integer)
   SIGCHLD 
    (integer)
   SIGCONT 
    (integer)
   SIGSTOP 
    (integer)
   SIGTSTP 
    (integer)
   SIGTTIN 
    (integer)
   SIGTTOU 
    (integer)
   SIGURG 
    (integer)
   SIGXCPU 
    (integer)
   SIGXFSZ 
    (integer)
   SIGVTALRM 
    (integer)
   SIGPROF 
    (integer)
   SIGWINCH 
    (integer)
   SIGPOLL 
    (integer)
   SIGIO 
    (integer)
   SIGPWR 
    (integer)
   SIGSYS 
    (integer)
   SIGBABY 
    (integer)
   SIG_BLOCK 
    (integer)
   SIG_UNBLOCK 
    (integer)
   SIG_SETMASK 
    (integer)
   SI_USER 
    (integer)
   SI_NOINFO 
    (integer)
   SI_KERNEL 
    (integer)
   SI_QUEUE 
    (integer)
   SI_TIMER 
    (integer)
   SI_MSGGQ 
    (integer)
   SI_ASYNCIO 
    (integer)
   SI_SIGIO 
    (integer)
   SI_TKILL 
    (integer)
   CLD_EXITED 
    (integer)
   CLD_KILLED 
    (integer)
   CLD_DUMPED 
    (integer)
   CLD_TRAPPED 
    (integer)
   CLD_STOPPED 
    (integer)
   CLD_CONTINUED 
    (integer)
   TRAP_BRKPT 
    (integer)
   TRAP_TRACE 
    (integer)
   POLL_IN 
    (integer)
   POLL_OUT 
    (integer)
   POLL_MSG 
    (integer)
   POLL_ERR 
    (integer)
   POLL_PRI 
    (integer)
   POLL_HUP 
    (integer)
   ILL_ILLOPC 
    (integer)
   ILL_ILLOPN 
    (integer)
   ILL_ILLADR 
    (integer)
   ILL_ILLTRP 
    (integer)
   ILL_PRVOPC 
    (integer)
   ILL_PRVREG 
    (integer)
   ILL_COPROC 
    (integer)
   ILL_BADSTK 
    (integer)
   FPE_INTDIV 
    (integer)
   FPE_INTOVF 
    (integer)
   FPE_FLTDIV 
    (integer)
   FPE_FLTOVF 
    (integer)
   FPE_FLTUND 
    (integer)
   FPE_FLTRES 
    (integer)
   FPE_FLTINV 
    (integer)
   FPE_FLTSUB 
    (integer)
   SEGV_MAPERR 
    (integer)
   SEGV_ACCERR 
    (integer)
   BUS_ADRALN 
    (integer)
   BUS_ADRERR 
    (integer)
   BUS_OBJERR 
    (integer)