Fix build of composite, dix, and randr when Xinerama is disabled.

randr/Makefile.am

@@ -2,6 +2,8 @@ noinst_LTLIBRARIES = librandr.la
 
 AM_CFLAGS = $(DIX_CFLAGS)
 
+XINERAMA_SRCS = rrxinerama.c
+
 if XORG
 sdk_HEADERS = randrstr.h
 endif
@@ -18,5 +20,9 @@ librandr_la_SOURCES =	\
 	rrpointer.c	\
 	rrproperty.c	\
 	rrscreen.c	\
-	rrsdispatch.c	\
-	rrxinerama.c
+	rrsdispatch.c
+
+if XINERAMA
+librandr_la_SOURCES += ${XINERAMA_SRCS}
+endif
+

randr/randr.c

@@ -358,8 +358,9 @@ RRExtensionInit (void)
 	SRRScreenChangeNotifyEvent;
     EventSwapVector[RREventBase + RRNotify] = (EventSwapPtr)
 	SRRNotifyEvent;
-
+#ifdef PANORAMIX
     RRXineramaExtensionInit();
+#endif
 }
 
 static int