patch 8.2.3320: some local functions are not static
Problem: Some local functions are not static.
Solution: Add "static". Move snprintf() related code to strings.c.
(Yegappan Lakshmanan, closes #8734)
diff --git a/src/dict.c b/src/dict.c
index 82397d5..9ce6dda 100644
--- a/src/dict.c
+++ b/src/dict.c
@@ -805,7 +805,7 @@
* Advance over a literal key, including "-". If the first character is not a
* literal key character then "key" is returned.
*/
- char_u *
+ static char_u *
skip_literal_key(char_u *key)
{
char_u *p;