* coff-rs6000.c: Add missing prototypes.
(xcoff_ppc_relocate_section, xcoff_is_lineno_count_overflow,
xcoff_is_reloc_count_overflow, xcoff_loader_symbol_offset,
xcoff_loader_reloc_offset): Make static.
* dwarf1.c: Add missing prototypes.
* dwarf2.c: Add missing prototypes.
(struct abbrev_info): Move definition.
(struct attr_abbrev, ABBREV_HASH_SIZE, ATTR_ALLOC_CHUNK): Likewise.
* elf.c: Add missing prototypes.
* elf32-gen.c: Likewise.
* elf32-i386.c: Likewise.
* elf32-ppc.c: Likewise.
(ppc_elf_sort_rela): Use PTR instead of "void *".
* elflink.h: Add missing prototypes. Formatting fixes.
* merge.c: Add missing prototypes.
(last4_eq): Use PTR instead of "void *".
(last_eq): Likewise.
* syms.c: Add missing prototypes.