patch 8.0.1194: actual fg and bg colors of terminal are unknown commit https://github.com/vim/vim/commit/65e4c4f6868882a380c319632a1728a5e7d274ad Author: Bram Moolenaar <Bram@vim.org> Date: Sat Oct 14 23:24:25 2017 +0200 patch 8.0.1194: actual fg and bg colors of terminal are unknown Problem: Actual fg and bg colors of terminal are unknown. Solution: Add t_RF. Store response to t_RB and t_RF, use for terminal.

" gvimrc for test_gui_init.vim

if has('gui_athena') || has('gui_motif') || has('gui_gtk2') || has('gui_gtk3')
  set guiheadroom=0
  set guioptions+=p
endif