* Makefile.in (init.c): Generate with prototypes.
* config/pa/tm-hppa.h (frame_saved_pc): Add prototype.
* config/rs6000/xm-rs6000.h (aix_resizewindow): Ditto.
* config/rs6000/tm-rs6000.h (frame_initial_stack_address): Ditto.
(pc_load_segment_name): Ditto.
(pop_frame): Ditto.
(extract_return_value): Ditto.
(is_magic_function_pointer): Ditto.
(push_dummy_frame): Ditto.
(fix_call_dummy): Ditto.
(push_arguments): Ditto.
(skip_trampoline_code): Ditto.
(aix_process_linenos): Ditto.
* config/m68k/tm-cisco.h (get_longjmp_target): Add prototype.
* config/m68k/tm-es1800.h: Ditto.
* config/m68k/tm-vx68.h: Ditto.
* config/m68k/tm-sun3.h: Ditto.
* config/m68k/tm-m68kv4.h: Ditto.