font_open_by_spec 3314 src/font.c       Lisp_Object ret = font_open_by_spec (f, spec);
font_open_by_spec  876 src/font.h     extern Lisp_Object font_open_by_spec (struct frame *f, Lisp_Object spec);
font_open_by_spec 1697 src/fontset.c  	    font_object = font_open_by_spec (f, font_spec);
font_open_by_spec 3007 src/haikuterm.c     font = font_open_by_spec (f, Ffont_get_system_font ());