patch 7.4.863
Problem:    plines_nofill() used without the diff feature.
Solution:   Define PLINES_NOFILL().
diff --git a/src/macros.h b/src/macros.h
index 773cffd..f70e206 100644
--- a/src/macros.h
+++ b/src/macros.h
@@ -315,3 +315,9 @@
 #  endif
 # endif
 #endif
+
+#ifdef FEAT_DIFF
+# define PLINES_NOFILL(x) plines_nofill(x)
+#else
+# define PLINES_NOFILL(x) plines(x)
+#endif