Add Xtrans definitions (FONT_t, TRANS_CLIENT) to clean up warnings.

Add XSERV_t, TRANS_SERVER, TRANS_REOPEN to quash warnings.
Add #include <dix-config.h> or <xorg-config.h>, as appropriate, to all
    source files in the xserver/xorg tree, predicated on defines of
    HAVE_{DIX,XORG}_CONFIG_H. Change all Xfont includes to
    <X11/fonts/foo.h>.

hw/xfree86/loader/loaderProcs.h

@@ -49,12 +49,16 @@
  * authorization from the copyright holder(s) and author(s).
  */
 
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
 #ifndef _LOADERPROCS_H
 #define _LOADERPROCS_H
 
 #define IN_LOADER
 #include "xf86Module.h"
-#include "fontmod.h"
+#include <X11/fonts/fontmod.h>
 
 typedef struct module_desc {
     struct module_desc *child;