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re: kern/52342: linux ABI exit(non-zero) returns zero status to the parent process

> My guess is that your test binaries do not use exit() but rather
> exit_group(). The use of old-style syscalls apparently is rare
> nowadays but as long as exit() is supported it would be nice if it
> behaves.

indeed - ktrace shows exit_group() for the false(1) binary.

hmm, even a static binary using _exit(2) shows exit_group()
system call.  how does one get exit system call to be used?


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