st/xorg: Fix warning
diff --git a/src/gallium/state_trackers/xorg/xorg_dri2.c b/src/gallium/state_trackers/xorg/xorg_dri2.c
index 468563e..83dc92e 100644
--- a/src/gallium/state_trackers/xorg/xorg_dri2.c
+++ b/src/gallium/state_trackers/xorg/xorg_dri2.c
@@ -375,6 +375,7 @@
     ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
     modesettingPtr ms = modesettingPTR(pScrn);
     DRI2InfoRec dri2info;
+#if DRI2INFOREC_VERSION >= 2
     int major, minor;
 
     if (xf86LoaderCheckSymbol("DRI2Version")) {
@@ -384,6 +385,7 @@
 	major = 1;
 	minor = 0;
     }
+#endif
 
     dri2info.version = DRI2INFOREC_VERSION;
     dri2info.fd = ms->fd;