autoconf convention: include config.h as the first header, ensuring all other...

autoconf convention: include config.h as the first header, ensuring all other included headers know whether we're compiling with the autotools

[[Imported from SVN: r8198]]

dev/meta/metafile.c

@@ -27,6 +27,8 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 #include <stddef.h>
 #include <string.h>
 #include <stdio.h>

dev/mif/MacGraph.c

@@ -32,6 +32,8 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 /* Macintosh toolbox includes */
 #include <Types.h>
 #include <Memory.h>

dev/mif/MacMain.c

@@ -33,6 +33,8 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 /* standard C includes */
 /*  #include <string.h> */
 /*  #include <math.h> */

dev/mif/MacShell.c

@@ -32,6 +32,8 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 /* Macintosh toolbox includes */
 #include <Types.h>
 #include <Memory.h>

dev/mif/MacSurface.c

@@ -29,6 +29,8 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 /* Macintosh toolbox includes */
 #include <Types.h>
 #include <Events.h>

graphics/grape/connectuggrapeON.c

@@ -33,19 +33,17 @@
 /*																			*/
 /****************************************************************************/
 
+#include "config.h"
+
 /* ug includes */
 #include "defs.h"
 #include "gm.h"
 #include "evm.h"
 #include "general.h"
+#include "namespace.h"
+
+USING_UGDIM_NAMESPACE
 
-#ifdef __cplusplus
-#ifdef __TWODIM__
-using namespace UG2d;
-#else
-using namespace UG3d;
-#endif
-#endif
 
 /* COARSE is defined in gm.h and grape.h: we do not need it at all, so: */
 #ifdef COARSE