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#ifndef __SIGNAL_H

#define __SIGNAL_H

#include 

typedef unsigned long sigset_t;         /* at least 32 bits */

#define _NSIG             32

#define NSIG            _NSIG

#define SIGHUP           1

#define SIGINT           2

#define SIGQUIT          3

#define SIGILL           4

#define SIGTRAP          5

#define SIGABRT          6

#define SIGIOT           6

#define SIGBUS           7

#define SIGFPE           8

#define SIGKILL          9

#define SIGUSR1         10

#define SIGSEGV         11

#define SIGUSR2         12

#define SIGPIPE         13

#define SIGALRM         14

#define SIGTERM         15

#define SIGSTKFLT       16

#define SIGCHLD         17

#define SIGCONT         18

#define SIGSTOP         19

#define SIGTSTP         20

#define SIGTTIN         21

#define SIGTTOU         22

#define SIGURG          23

#define SIGXCPU         24

#define SIGXFSZ         25

#define SIGVTALRM       26

#define SIGPROF         27

#define SIGWINCH        28

#define SIGIO           29

#define SIGPOLL         SIGIO

/*

#define SIGLOST         29

*/

#define SIGPWR          30

#define SIGUNUSED       31

/*

 * sa_flags values: SA_STACK is not currently supported, but will allow the

 * usage of signal stacks by using the (now obsolete) sa_restorer field in

 * the sigaction structure as a stack pointer. This is now possible due to

 * the changes in signal handling. LBT 010493.

 * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the

 * SA_RESTART flag to get restarting signals (which were the default long ago)

 */

#define SA_NOCLDSTOP    1

#define SA_STACK        0x08000000

#define SA_RESTART      0x10000000

#define SA_INTERRUPT    0x20000000

#define SA_NOMASK       0x40000000

#define SA_ONESHOT      0x80000000

#define SIG_BLOCK          0    /* for blocking signals */

#define SIG_UNBLOCK        1    /* for unblocking signals */

#define SIG_SETMASK        2    /* for setting the signal mask */

/* Type of a signal handler.  */

typedef void (*__sighandler_t)(/* int */);

#define SIG_DFL ((__sighandler_t)0)     /* default signal handling */

#define SIG_IGN ((__sighandler_t)1)     /* ignore signal */

#define SIG_ERR ((__sighandler_t)-1)    /* error return from signal */

struct sigaction {

        __sighandler_t sa_handler;

        sigset_t sa_mask;

        unsigned long sa_flags;

        void (*sa_restorer)( /*void*/ );

};

/* BSDisms */

extern __const char * __const sys_siglist[];

#define sig_t __sighandler_t

#endif