1 ILL_ILLOPC 2 ILL_ILLOPN 3 ILL_ILLADR 4 ILL_ILLTRP 5 ILL_PRVOPC 6 ILL_PRVREG 7 ILL_COPROC 8 ILL_BADSTK 9 FPE_INTDIV 10 FPE_INTOVF 11 FPE_FLTDIV 12 FPE_FLTOVF 13 FPE_FLTUND 14 FPE_FLTRES 15 FPE_FLTINV 16 FPE_FLTSUB 17 SEGV_MAPERR 18 SEGV_ACCERR 19 BUS_ADRALN 20 BUS_ADRERR 21 BUS_OBJERR 22 TRAP_BRKPT 23 TRAP_TRACE 24 CLD_EXITED 25 CLD_KILLED 26 CLD_DUMPED 27 CLD_TRAPPED 28 CLD_STOPPED 29 CLD_CONTINUED 30 POLL_IN 31 POLL_OUT 32 POLL_MSG 33 POLL_ERR 34 POLL_PRI 35 POLL_HUP 36 SI_USER 37 SI_QUEUE 38 SI_TIMER 39 SI_ASYNCIO 40 SI_MESGQ 41