patch 9.0.0007: no support for double, dotted and dashed underlines Commit: https://github.com/vim/vim/commit/84f546363068e4ddfe14a8a2a2322bb8d3a25417 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jun 29 18:39:11 2022 +0100 patch 9.0.0007: no support for double, dotted and dashed underlines Problem: No support for double, dotted and dashed underlines. Solution: Add the termcap entries and highlight modes. (closes https://github.com/vim/vim/issues/9553)

/* if_ole.cpp */
void InitOLE(int* pbDoRestart);
void UninitOLE(void);
void RegisterMe(int silent);
void UnregisterMe(int bNotifyUser);