pidof: unrecognized option: x about docker-gc HOT 5 CLOSED

we encounter the same problem when using the lastest image (2 days old) since there are no other image tags than latest, this is quite a PITA.

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@svenmueller We currently forked: https://github.com/Financial-Times/docker-gc and built: coco/docker-gc as a short term solution.

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@Zapadlo Your container has the same issue:

[ ~ ] docker run --rm -v /var/run/docker.sock:/var/run/docker.sock -v /etc:/etc coco/docker-gc
pidof: unrecognized option: x
BusyBox v1.23.2 (2015-04-24 15:46:01 GMT) multi-call binary.

Usage: pidof [OPTIONS] [NAME]...

List PIDs of all processes with names that match NAMEs

    -s  Show only one PID
    -o PID  Omit given pid
        Use %PPID to omit pid of pidof's parent

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@onibox Thank you, pushed and tagged latest. Should be fine now.

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@Zapadlo If you want to open a PR, I'd be happy to merge it.

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