Yes, those are (almost certainly) ELF, not "a.out format." The "file" command will confirm that. The so-called "a.out format" is the format used by the very fi

Yes, those are (almost certainly) ELF, not "a.out format." The "file" command will confirm that. The so-called "a.out format" is the format used by the very first tools to generate a.out files. Compilers still generate files named a.out if you don't specify a specific name, but they're in some other more useful format these days. https://en.wikipedia.org/wiki/A.out https://en.wikipedia.org/wiki/A.out