first attempt at implementing support for keys with modifiers
to use it, the keybinding have to be of the form mod:<modkey>:..:<modkey> <function> <keycode>
for instance in an ini file change findhh=h to findhh=mod:lshift h
#! /usr/bin/sed -nf
s/^#define *FREETYPE_MAJOR *\([^ ][^ ]*\).*$/freetype_major="\1" ;/p
s/^#define *FREETYPE_MINOR *\([^ ][^ ]*\).*$/freetype_minor=".\1" ;/p
s/^#define *FREETYPE_PATCH *\([^ ][^ ]*\).*$/freetype_patch=".\1" ;/p