patch 8.2.2674: Motif: cancelling the font dialog resets the font Commit: https://github.com/vim/vim/commit/9dbe701fe19597ad59c0e0c70a05927b587bea9f Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 29 20:10:26 2021 +0200 patch 8.2.2674: Motif: cancelling the font dialog resets the font Problem: Motif: cancelling the font dialog resets the font. Solution: When no font is selected to not change the font. (closes https://github.com/vim/vim/issues/7825, closes #8035) Fix compiler warnings.