bfd/ELF: _bfd_elf_large_com_section is exposed to gas and x86-only

As a non-private data item, it shouldn't have a "_bfd_" prefix, but merely
a "bfd_" one. Furthermore, as being x86-only (forever since its
introduction), it doesn't need to be present in libbfd.{a,so} at all for
other targets.
5 files changed