* config/i386/nm-linux.h: Enable prototypes that were #ifdef out.

	* config/i386/nm-linux.h: Enable prototypes that were #ifdef out.
	* config/tm-sysv4.h (in_plt_section): Add prototype.

	* maint.c (maintenance_translate_address): Avoid assignment
	inside if, per GNU coding standards.
	* symfile.c (simple_read_overlay_table): Avoid assignments inside if, per
	GNU coding standards.

	* monitor.c (parse_register_dump): Is really a void function.
	Add prototype.
	(monitor_read_memory): Remove unused variable "name".
	(monitor_read_memory): Remove unused variable "regbuf".
	(monitor_open): Remove unused variable "i".
	(get_hex_word): Apparently unused, #if away for now.
	(from_hex): Ditto.

	* i386v4-nat.c (supply_fpregset): Remove unused variable "regi".
	(fill_fpregset): Remove unused variables "regi", "to", "from" and
	"registers".

	* remote-e7000.c (ctype.h): Include.
	(e7000_insert_breakpoint): #if away unused arg used by unused expr.
	* frame.h (generic_get_saved_register): Add prototype.
	(enum lval_type): Add partial forward decl.
	* dsrec.c (make_srec): Remove unused variable "type_code".
	* remote-sim.c (gdbsim_wait): Handle sim_running and sim_polling
	cases by just ignoring them.
	(command.h): Include.

	* java-exp.y (parse_number): Remove unused variable "unsigned_p".
	* java-lang.c (gdbcore.h): Include for prototypes.
	(type_from_class): Remove unused variable "ftype".
	(type_from_class): Remove unused variable "name_length".
	(evaluate_subexp_java): Add default case to handle remaining
	enumerations.
	* java-valprint.c (c-lang.h): Include for prototypes.

	* symfile.c (simple_read_overlay_region_table): #if away
	unused function.
	(simple_free_overlay_region_table): Ditto.
	(overlay_is_mapped): Add default case to switch.
	(simple_read_overlay_region_table): Ditto.
	(simple_read_overlay_region_table): Add prototype.

	* symtab.c (fixup_symbol_section): Remove unused msym variable.
	(fixup_psymbol_section): Ditto.
	(find_pc_sect_symtab): Make distance a CORE_ADDR.

	* utils.c: Add comment about t_addr being either unsigned long or
	unsigned long long.
	(paddr): Change formats to match actual types args are cast to.
	(preg): Ditto.
	(paddr_nz): Ditto.
	(preg_nz): Ditto.