commit https://github.com/vim/vim/commit/864293abb72d62604d8d6b458addfb43c14230c3 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Jun 2 13:40:04 2016 +0200 patch 7.4.1871 Problem: Appending to the quickfix list while the quickfix window is open is very slow. Solution: Do not delete all the lines, only append the new ones. Avoid using a window while updating the list. (closes #841)

/* version.c */
void make_version(void);
int highest_patch(void);
int has_patch(int n);
void ex_version(exarg_T *eap);
void list_version(void);
void maybe_intro_message(void);
void intro_message(int colon);
void ex_intro(exarg_T *eap);
/* vim: set ft=c : */