Usage: dpkg-architecture [<option>...] [<command>]

Commands:
  -l, --list
          List variables (default command).
  -L, --list-known
          List valid architectures (matching some criteria).
  -e, --equal <arch>
          Compare with host Debian architecture.
  -i, --is <arch-wildcard>
          Match against host Debian architecture.
  -q, --query <variable>
          Prints the value of <variable>.
  -s, --print-set
          Print command to set environment variables.
  -u, --print-unset
          Print command to unset environment variables.
  -c, --command <command>
          Set environment and run the command in it.
  -?, --help
          Show this help message.
      --version
          Show the version.

Options:
  -a, --host-arch <arch>
          Set host Debian architecture.
  -t, --host-type <type>
          Set host GNU system type.
  -A, --target-arch <arch>
          Set target Debian architecture.
  -T, --target-type <type>
          Set target GNU system type.
  -W, --match-wildcard <arch-wildcard>
          Restrict architecture list matching <arch-wildcard>.
  -B, --match-bits <arch-bits>
          Restrict architecture list matching <arch-bits>.
  -E, --match-endian <arch-endian>
          Restrict architecture list matching <arch-endian>.
      --print-format <format>
          Use <format> for --print-set and --print-unset, allowed values:
            shell (default), make.
  -f, --force
          Force flag (override variables set in environment).