For convenience, include config_global.h in sal/config.h

...which must be included first thing everywhere anyway.

Change-Id: Idbbf941b526f48a89d6398e19404b1ff0e23a6b4

sal/inc/rtl/allocator.hxx

@@ -19,14 +19,12 @@
 #ifndef INCLUDED_RTL_ALLOCATOR_HXX
 #define INCLUDED_RTL_ALLOCATOR_HXX
 
+#include "sal/config.h"
+
 #include "sal/types.h"
 #include "rtl/alloc.h"
 #include <cstddef>
 
-#if defined LIBO_INTERNAL_ONLY
-#include "config_global.h"
-#endif
-
 /// @cond INTERNAL
 
 //######################################################

sal/inc/rtl/instance.hxx

@@ -20,9 +20,7 @@
 #ifndef INCLUDED_RTL_INSTANCE_HXX
 #define INCLUDED_RTL_INSTANCE_HXX
 
-#if defined LIBO_INTERNAL_ONLY
-#include <config_global.h>
-#endif
+#include "sal/config.h"
 
 #include "osl/doublecheckedlocking.h"
 #include "osl/getglobalmutex.hxx"

sal/inc/rtl/stringutils.hxx

@@ -31,10 +31,6 @@
 
 #include "sal/config.h"
 
-#if defined LIBO_INTERNAL_ONLY
-#include <config_global.h>
-#endif
-
 // Manually defining RTL_DISABLE_FAST_STRING allows to force turning fast string concatenation off
 // (e.g. for debugging).
 #ifndef RTL_DISABLE_FAST_STRING

sal/inc/sal/config.h

@@ -20,6 +20,10 @@
 #ifndef _SAL_CONFIG_H_
 #define _SAL_CONFIG_H_
 
+#if defined LIBO_INTERNAL_ONLY
+#include "config_global.h"
+#endif
+
 #ifndef INCLUDED_STDLIB_H
 #include <stdlib.h>
 #define INCLUDED_STDLIB_H

sal/inc/sal/types.h

@@ -23,10 +23,6 @@
 #include <sal/config.h>
 #include <sal/macros.h>
 
-#if defined LIBO_INTERNAL_ONLY
-#include <config_global.h>
-#endif
-
 #include <sal/typesizes.h>
 
 #ifdef __cplusplus