* libbfd.c (bfd_write): If not everything is written out, set

	* libbfd.c (bfd_write): If not everything is written out, set
	bfd_error to system_call_error.  If the return value is
	non-negative, set errno to ENOSPC (if ENOSPC is defined).
	(bfd_seek): If the seek fails, set bfd_error to system_call_error.
	(bfd_generic_set_section_contents): For a bad offset + count, set
	bfd_error to bad_value.
	* seclet.c (rel): Don't abort.  Instead, return false.