--- a/src/sisctrl.c
+++ b/src/sisctrl.c
@@ -4067,7 +4067,9 @@
 			 ( (!(sc.sdflags & SiS_SD_SUPPORT2OVL)) || (sc.sd2flags & SiS_SD2_SUPPORT760OO) ) ) ?
 			 	1 : 0;
 
+#ifdef USEXV
     gl.noxvdemo = (sc.noxvdemo) ? 1 : 0;
+#endif
 
 #ifdef USE_STRAY
     gl.dontusesystemtray = sc.dontusesystemtray;