Make出現colophon，cygnus，subsubsection錯誤

make出現下面錯誤

/root/projects/RT288x_SDK_4120/toolchain/buildroot/toolchain_build_mipsel/binutils-2.16.91.0.7/bfd/doc/bfd.texinfo:335: unknown command `colophon'

/root/projects/RT288x_SDK_4120/toolchain/buildroot/toolchain_build_mipsel/binutils-2.16.91.0.7/bfd/doc/bfd.texinfo:346: unknown command `cygnus'

./elf.texi:11: raising the section level of @subsubsection which is too low

修改
bfd.texinfo
% I think something like @colophon should be in texinfo.  In the ->
% I think something like @@colophon should be in texinfo.  In the

% Blame: doc@cygnus.com, 28mar91.->
% Blame: doc@@cygnus.com, 28mar91.

elf.texi
@subsubsection @code{bfd_elf_find_section} ->
@@subsubsection @code{bfd_elf_find_section}