diff --git a/src/structs.h b/src/structs.h
index 7bcbc38..0ca9203 100644
--- a/src/structs.h
+++ b/src/structs.h
@@ -225,6 +225,8 @@
 #endif
     int		wo_list;
 #define w_p_list w_onebuf_opt.wo_list	// 'list'
+    char_u	*wo_lcs;
+#define w_p_lcs w_onebuf_opt.wo_lcs	// 'listchars'
     int		wo_nu;
 #define w_p_nu w_onebuf_opt.wo_nu	// 'number'
     int		wo_rnu;
@@ -3333,6 +3335,26 @@
 #endif
 
 /*
+ * Characters from the 'listchars' option
+ */
+typedef struct
+{
+    int		eol;
+    int		ext;
+    int		prec;
+    int		nbsp;
+    int		space;
+    int		tab1;
+    int		tab2;
+    int		tab3;
+    int		trail;
+    int		lead;
+#ifdef FEAT_CONCEAL
+    int		conceal;
+#endif
+} lcs_chars_T;
+
+/*
  * Structure which contains all information that belongs to a window
  *
  * All row numbers are relative to the start of the window, except w_winrow.
@@ -3380,6 +3402,8 @@
     colnr_T	w_old_visual_col;   // last known start of visual part
     colnr_T	w_old_curswant;	    // last known value of Curswant
 
+    lcs_chars_T	w_lcs_chars;	    // 'listchars' characters
+
     /*
      * "w_topline", "w_leftcol" and "w_skipcol" specify the offsets for
      * displaying the buffer.