fix X #includes so they're relative to X11/ directory (bug 4047)

src/glx/x11/XF86dri.c

@@ -40,7 +40,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define NEED_REPLIES
 #include <X11/Xlibint.h>
 #include <X11/extensions/Xext.h>
-#include "extutil.h"
+#include <X11/extensions/extutil.h>
 #include "glheader.h"
 #include "xf86dristr.h"
 

src/glx/x11/dri_glx.c

@@ -38,7 +38,7 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <unistd.h>
 #include <X11/Xlibint.h>
 #include <X11/extensions/Xext.h>
-#include "extutil.h"
+#include <X11/extensions/extutil.h>
 #include "glxclient.h"
 #include "xf86dri.h"
 #include "sarea.h"

src/glx/x11/glx_pbuffer.c

@@ -31,8 +31,8 @@
 
 #include <inttypes.h>
 #include "glxclient.h"
-#include <extutil.h>
-#include <Xext.h>
+#include <X11/extensions/extutil.h>
+#include <X11/extensions/Xext.h>
 #include <assert.h>
 #include <string.h>
 #include "glapi.h"

src/glx/x11/glxcmds.c

@@ -41,14 +41,14 @@
 
 #include <inttypes.h>
 #include "glxclient.h"
-#include <extutil.h>
-#include <Xext.h>
+#include <X11/extensions/extutil.h>
+#include <X11/extensions/Xext.h>
 #include <assert.h>
 #include <string.h>
 #include "glapi.h"
 #ifdef GLX_DIRECT_RENDERING
 #include "indirect_init.h"
-#include "xf86vmode.h"
+#include <X11/extensions/xf86vmode.h>
 #include "xf86dri.h"
 #endif
 #include "glxextensions.h"

src/glx/x11/glxext.c

@@ -46,8 +46,8 @@
 
 #include "glxclient.h"
 #include <stdio.h>
-#include <Xext.h>
-#include <extutil.h>
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
 #include <assert.h>
 #include "indirect_init.h"
 #include "glapi.h"

src/glx/x11/glxextensions.c

@@ -29,8 +29,8 @@
  */
 
 #include "glxclient.h"
-#include <extutil.h>
-#include <Xext.h>
+#include <X11/extensions/extutil.h>
+#include <X11/extensions/Xext.h>
 #include <string.h>
 #include "glapi.h"
 #include "glxextensions.h"