updated for version 7.4.460
Problem:    Can't build without the quickfix feature. (Erik Falor)
Solution:   Add a #ifdef.
diff --git a/src/window.c b/src/window.c
index 4bc2e6c..5a2d8a4 100644
--- a/src/window.c
+++ b/src/window.c
@@ -484,7 +484,9 @@
 		    postponed_split = Prenum;
 		else
 		    postponed_split = -1;
+#ifdef FEAT_QUICKFIX
 		g_do_tagpreview = 0;
+#endif
 
 		/* Execute the command right here, required when "wincmd ]"
 		 * was used in a function. */