gui_set_screen_gamma 2970 src/androidfns.c   gui_set_screen_gamma,
gui_set_screen_gamma 1832 src/frame.h    extern void gui_set_screen_gamma (struct frame *, Lisp_Object, Lisp_Object);
gui_set_screen_gamma 3184 src/haikufns.c     gui_set_screen_gamma,
gui_set_screen_gamma  974 src/pgtkfns.c      gui_set_screen_gamma,	/* generic OK */
gui_set_screen_gamma 10586 src/w32fns.c     gui_set_screen_gamma,
gui_set_screen_gamma 10160 src/xfns.c       gui_set_screen_gamma,