decstation-bsd (a.out format, to be used in BSD 4.4)
ebmon29k
go32 (DOS on i386, with DJGPP -- old a.out version)
- h8/300, h8/500 (Hitachi)
+ H8/300, H8/500 (Hitachi)
i386-aix (ps/2)
i960-coff
mips ecoff (decstation-ultrix, iris, mips magnum, mips-idt-ecoff)