patch 7.4.738

Problem:    Can't compile without the syntax highlighting feature.
Solution:   Add #ifdef around use of w_p_cul. (Hirohito Higashi)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    738,
 /**/
     737,
 /**/