commit https://github.com/vim/vim/commit/e3505dfc858260a21f2bbc6056f5769dea2f273d Author: Bram Moolenaar <Bram@vim.org> Date: Fri Nov 11 21:57:45 2016 +0100 patch 8.0.0077 Problem: The GUI code is not tested by Travis. Solution: Install the virtual framebuffer.

/* digraph.c */
int do_digraph(int c);
int get_digraph(int cmdline);
int getdigraph(int char1, int char2, int meta_char);
void putdigraph(char_u *str);
void listdigraphs(void);
char_u *keymap_init(void);
void ex_loadkeymap(exarg_T *eap);
/* vim: set ft=c : */