the comments in src/fontset.h for more detail. */
/* Return a pointer to struct font_info of font FONT_IDX of frame F. */
-struct font_info *(*get_font_info_func) (/* FRAME_PTR f; int font_idx */);
+struct font_info *(*get_font_info_func) P_ ((FRAME_PTR f, int font_idx));
/* Return a list of font names which matches PATTERN. See the document of
`x-list-fonts' for more detail. */
-Lisp_Object (*list_fonts_func) (/* Lisp_Object pattern, face, frame, width */);
+Lisp_Object (*list_fonts_func) P_ ((Lisp_Object pattern, Lisp_Object face,
+ Lisp_Object frame, Lisp_Object width));
/* Load a font named NAME for frame F and return a pointer to the
information of the loaded font. If loading is failed, return 0. */
-struct font_info *(*load_font_func) (/* FRAME_PTR f; char *name */);
+struct font_info *(*load_font_func) P_ ((FRAME_PTR f, char *name, int));
/* Return a pointer to struct font_info of a font named NAME for frame F. */
-struct font_info *(*query_font_func) (/* FRAME_PTR f; char *name */);
+struct font_info *(*query_font_func) P_ ((FRAME_PTR f, char *name));
/* Additional function for setting fontset or changing fontset
contents of frame F. */
-void (*set_frame_fontset_func) (/* FRAME_PTR f; Lisp_Object arg, oldval */);
+void (*set_frame_fontset_func) P_ ((FRAME_PTR f, Lisp_Object arg,
+ Lisp_Object oldval));
/* Check if any window system is used now. */
-void (*check_window_system_func) ();
+void (*check_window_system_func) P_ ((void));
struct fontset_data *
alloc_fontset_data ()