simply simulate KeyPress/KeyRelease
% make
% make install
This will create by default xkev
xkev -e XF86_Back
xkev -e XF86_Forward
xkev -e XF86_AudioMute
send Control-c
xkev -c -e c
send Control-Alt-Del
xkev -c -a -e Delete
git clone https://github.com/vlaadbrain/xkev.git