patch 8.0.1449: slow redrawing with DirectX commit https://github.com/vim/vim/commit/a338adcf222b6a24e26ea5ae6a2ad27f914acb38 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 31 20:51:47 2018 +0100 patch 8.0.1449: slow redrawing with DirectX Problem: Slow redrawing with DirectX. Solution: Avoid calling gui_mch_flush() unnecessarily, especially when updating the cursor. (Ken Takata, closes #2560)

--- a/src/proto/term.pro
+++ b/src/proto/term.pro
@@ -12,6 +12,7 @@ int term_is_gui(char_u *name);
 char_u *tltoa(unsigned long i);
 void termcapinit(char_u *name);
 void out_flush(void);
+void out_flush_cursor(int force, int clear_selection);
 void out_flush_check(void);
 void out_trash(void);
 void out_char(unsigned c);