signal.h from mingw64-gcc

/**
 * This file has no copyright assigned and is placed in the Public Domain.
 * This file is part of the mingw-w64 runtime package.
 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
 */
#ifndef _INC_SIGNAL
#define _INC_SIGNAL

#include <crtdefs.h>
#include <pthread_signal.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifndef _SIG_ATOMIC_T_DEFINED
#define _SIG_ATOMIC_T_DEFINED
  typedef int sig_atomic_t;
#endif

#define NSIG 23

#define SIGINT 2
#define SIGILL 4
#define SIGABRT_COMPAT 6
#define SIGFPE 8
#define SIGSEGV 11
#define SIGTERM 15
#define SIGBREAK 21
#define SIGABRT 22       /* used by abort, replace SIGIOT in the future */
#define SIGABRT2 22

#ifdef _POSIX
#define SIGHUP  1   /* hangup */
#define SIGQUIT 3   /* quit */
#define SIGTRAP 5   /* trace trap (not reset when caught) */
#define SIGIOT  6       /* IOT instruction */
#define SIGEMT  7   /* EMT instruction */
#define SIGKILL 9   /* kill (cannot be caught or ignored) */
#define SIGBUS  10  /* bus error */
#define SIGSYS  12  /* bad argument to system call */
#define SIGPIPE 13  /* write on a pipe with no one to read it */
#ifdef __USE_MINGW_ALARM
#define SIGALRM 14  /* alarm clock */
#endif
#endif

  typedef   void (*__p_sig_fn_t)(int);

#define SIG_DFL (__p_sig_fn_t)0
#define SIG_IGN (__p_sig_fn_t)1