msvcrt: Use raise(SIGABRT) for abort() and assert().

dlls/msvcrt/exit.c

@@ -155,6 +155,8 @@ void CDECL MSVCRT_abort(void)
   }
   else
     _cputs("\nabnormal program termination\n");
+  MSVCRT_raise(MSVCRT_SIGABRT);
+  /* in case raise() returns */
   MSVCRT__exit(3);
 }
 
@@ -172,6 +174,8 @@ void CDECL MSVCRT__assert(const char* str, const char* file, unsigned int line)
   }
   else
     _cprintf("Assertion failed: %s, file %s, line %d\n\n",str, file, line);
+  MSVCRT_raise(MSVCRT_SIGABRT);
+  /* in case raise() returns */
   MSVCRT__exit(3);
 }
 

dlls/msvcrt/msvcrt.h

@@ -611,6 +611,7 @@ MSVCRT_FILE*   MSVCRT__fdopen(int, const char *);
 int            MSVCRT_vsnprintf(char *str, unsigned int len, const char *format, va_list valist);
 int            MSVCRT_vsnwprintf(MSVCRT_wchar_t *str, unsigned int len,
                                  const MSVCRT_wchar_t *format, va_list valist );
+int            MSVCRT_raise(int sig);
 
 #ifndef __WINE_MSVCRT_TEST
 int            _write(int,const void*,unsigned int);