patch 8.1.1256: cannot navigate through errors relative to the cursor
Problem: Cannot navigate through errors relative to the cursor.
Solution: Add :cabove, :cbelow, :labove and :lbelow. (Yegappan Lakshmanan,
closes #4316)
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index b317f53..db9bd06 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -56,6 +56,7 @@
# define ex_cbuffer ex_ni
# define ex_cc ex_ni
# define ex_cnext ex_ni
+# define ex_cbelow ex_ni
# define ex_cfile ex_ni
# define qf_list ex_ni
# define qf_age ex_ni