gui_set_alpha_background 1854 src/frame.h    extern void gui_set_alpha_background (struct frame *, Lisp_Object, Lisp_Object);
gui_set_alpha_background 3203 src/haikufns.c     gui_set_alpha_background,
gui_set_alpha_background  231 src/pgtkfns.c    gui_set_alpha_background (f, arg, oldval);
gui_set_alpha_background 10605 src/w32fns.c     gui_set_alpha_background,
gui_set_alpha_background  743 src/xfns.c       gui_set_alpha_background (f, arg, oldval);