patch 8.1.2029: cannot control 'cursorline' highlighting well

Problem:    Cannot control 'cursorline' highlighting well.
Solution:   Add "screenline". (Christian Brabandt, closes #4933)
diff --git a/src/structs.h b/src/structs.h
index ab94a32..2dc14c2 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -3207,6 +3207,7 @@
 #endif
 #ifdef FEAT_SYN_HL
     int		*w_p_cc_cols;	    // array of columns to highlight or NULL
+    char_u	w_p_culopt_flags;   // flags for cursorline highlighting
 #endif
 #ifdef FEAT_LINEBREAK
     int		w_p_brimin;	    // minimum width for breakindent
@@ -3288,7 +3289,6 @@
     qf_info_T	*w_llist_ref;
 #endif
 
-
 #ifdef FEAT_MZSCHEME
     void	*w_mzscheme_ref;	// The MzScheme value for this window
 #endif