score: Remove fatal is internal indicator

The fatal is internal indicator is redundant since the fatal source and
error code uniquely identify a fatal error.  Keep the fatal user
extension is internal parameter for backward compatibility and set it to
false always.

Update #2825.

cpukit/sapi/src/exshutdown.c

@@ -18,7 +18,7 @@
 
 void rtems_shutdown_executive( uint32_t result )
 {
-  _Terminate( RTEMS_FATAL_SOURCE_EXIT, false, result );
+  _Terminate( RTEMS_FATAL_SOURCE_EXIT, result );
 
   /***************************************************************
    ***************************************************************

cpukit/sapi/src/fatal.c

@@ -30,7 +30,7 @@ void rtems_fatal_error_occurred(
   uint32_t   the_error
 )
 {
-  _Terminate( INTERNAL_ERROR_RTEMS_API, FALSE, the_error );
+  _Terminate( INTERNAL_ERROR_RTEMS_API, the_error );
 
 /* will not return from this routine */
 }

cpukit/sapi/src/fatal2.c

@@ -1,35 +0,0 @@
-/**
- * @file
- *
- * @brief Invokes the internal error handler with is internal set to false.
- *
- * @ingroup ClassicFatal
- */
-
-/*
- * Copyright (c) 2012 embedded brains GmbH.  All rights reserved.
- *
- *  embedded brains GmbH
- *  Obere Lagerstr. 30
- *  82178 Puchheim
- *  Germany
- *  <rtems@embedded-brains.de>
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#if HAVE_CONFIG_H
-  #include "config.h"
-#endif
-
-#include <rtems/fatal.h>
-
-void rtems_fatal(
-  rtems_fatal_source source,
-  rtems_fatal_code error
-)
-{
-  _Terminate( source, false, error );
-}

cpukit/sapi/src/posixapi.c

@@ -25,5 +25,5 @@ void _POSIX_Fatal_error( POSIX_Fatal_domain domain, int eno )
 {
   uint32_t code = ( domain << 8 ) | ( ( uint32_t ) eno & 0xffU );
 
-  _Terminate( INTERNAL_ERROR_POSIX_API, false, code );
+  _Terminate( INTERNAL_ERROR_POSIX_API, code );
 }