* coffcode.h: Added a cast to void when a bfd_set_section_*()

	* coffcode.h: Added a cast to void when a bfd_set_section_*()
	macro's return value is ignored.
	* elf32-hppa.c: Likewise.
	* elf32-tic6x.c: Likewise.
	* mach-o.c: Likewise.
	* mmo.c: Likewise.
	* opncls.c: Likewise.
	* peicode.h: Likewise.
	* elf32-m32r.c: Check return value of bfd_set_section_*().
	* elfnn-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* vms-alpha.c: Likewise.