dpkg: unrecognized option '--print-architecture' BusyBox v1.

dpkg: unrecognized option '--print-architecture'
BusyBox v1.21.0 (2013-02-18 15:57:06 WST) multi-call binary.

Usage: dpkg [-ilCPru] [-F OPT] PACKAGE

Install, remove and manage Debian packages

    -i,--install    Install the package
    -l,--list   List of installed packages
    --configure Configure an unpackaged package
    -P,--purge  Purge all files of a package
    -r,--remove Remove all but the configuration files for a package
    --unpack    Unpack a package, but don't configure it
    --force-depends Ignore dependency problems
    --force-confnew Overwrite existing config files when installing
    --force-confold Keep old config files when installing