-extern void x_gram_init();
-extern void x_gram_create();
-extern void x_gram_expose();
-extern void xshow();
-extern void xcut();
+extern void x_gram_init(Display *);
+extern void x_gram_create(Display *, x_gram *, int, int, int, int, int, int, int);
+extern void x_gram_expose(Display *, Window, x_gram *, XExposeEvent *);
+extern void xshow(Display *, desctype *, int, int);
+extern void xcut(Display *, XEvent *, XContext);
+extern void x_get_input(Display *);