* xlwmenu.c (find_next_selectable):

* xlwmenu.c (find_next_selectable):
(find_prev_selectable): Add missing parameter
declarations.

* xfaces.c (lookup_derived_face): Add parameter type.

* xdisp.c (cursor_row_fully_visible_p): Add parameter type.

* marker.c (verify_bytepos): Add parameter type.

* process.c (get_operating_system_release): Move prototype ...

* systime.h (get_operating_system_release): ... here.

* xterm.c (set_vertical_scroll_bar): Move prototype ...

* xterm.h: ... here.

* fns.c (internal_equal, seed_random): Fix prototypes.
(internal_equal): Add missing parameter.