patch 8.0.0663: unexpected error message only when 'verbose' is set
Problem: Giving an error message only when 'verbose' set is unexpected.
Solution: Give a warning message instead.
diff --git a/src/proto/message.pro b/src/proto/message.pro
index 8d9ac71..f8b6f68 100644
--- a/src/proto/message.pro
+++ b/src/proto/message.pro
@@ -75,6 +75,7 @@
void verbose_stop(void);
int verbose_open(void);
void give_warning(char_u *message, int hl);
+void give_warning2(char_u *message, char_u *a1, int hl);
void msg_advance(int col);
int do_dialog(int type, char_u *title, char_u *message, char_u *buttons, int dfltbutton, char_u *textfield, int ex_cmd);
void display_confirm_msg(void);