- open() and close() the file in the main loop
- pass the fd down into the handlers
- use _rtld_error() in ELFNAME(ldd)
this fixes PR#40543 and also makes error messages look better.
binaries for the ELF version.)
- convert a.out, elf32 and elf64 support into convience libraries and
link them right ones in. if elf_ldd() fails on 64 bit platforms,
try elf32_ldd() before aout_ldd().
now ldd on 64 bit platforms works for 32 bit binaries, aka PR#40199,
and it seems that all the issues from README are gone too.