UNIX 7th Ed. - /usr/include/signal.h

   1: #define NSIG 17
   2: 
   3: #define SIGHUP  1   /* hangup */
   4: #define SIGINT  2   /* interrupt */
   5: #define SIGQUIT 3   /* quit */
   6: #define SIGILL  4   /* illegal instruction (not reset when caught) */
   7: #define SIGTRAP 5   /* trace trap (not reset when caught) */
   8: #define SIGIOT  6   /* IOT instruction */
   9: #define SIGEMT  7   /* EMT instruction */
  10: #define SIGFPE  8   /* floating point exception */
  11: #define SIGKILL 9   /* kill (cannot be caught or ignored) */
  12: #define SIGBUS  10  /* bus error */
  13: #define SIGSEGV 11  /* segmentation violation */
  14: #define SIGSYS  12  /* bad argument to system call */
  15: #define SIGPIPE 13  /* write on a pipe with no one to read it */
  16: #define SIGALRM 14  /* alarm clock */
  17: #define SIGTERM 15  /* software termination signal from kill */
  18: 
  19: int (*signal())();
  20: #define SIG_DFL (int (*)())0
  21: #define SIG_IGN (int (*)())1

Defined macros

Usage of this include