patch 8.1.2021: some global functions can be local to the file Commit: https://github.com/vim/vim/commit/840d16fd36bfd1a9fac8200e3dc016b1e3f9c328 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 10 21:27:18 2019 +0200 patch 8.1.2021: some global functions can be local to the file Problem: Some global functions can be local to the file. Solution: Add "static". (Yegappan Lakshmanan, closes https://github.com/vim/vim/issues/4917)

--- a/src/hangulin.c
+++ b/src/hangulin.c
@@ -809,7 +809,7 @@ hangul_input_process(char_u *s, int len)
     return len;
 }
 
-    void
+    static void
 hangul_input_clear(void)
 {
     sp = 0;