#
  # NOTE: This block is intended to be evaluated successfully by native
  #       Tcl only.
  #
  catch {
    ::Eagle::exportAndImportPackageCommands ::Eagle [list \
        appendArgs getDictionaryValue isEagle isWindows \
        readFile writeFile] false false
  }

  #
  # NOTE: This procedure returns a formatted, possibly version-specific,
  #       package name, for use in logging.
  #
  proc formatPackageName { package version } {

  #       Eagle.  It may install the [package unknown] hook.
  #
  proc setupPackageUnknownHandler {} {
    variable autoHook
    variable autoLoadTcl
    variable autoRequireGaruda

    #
    # NOTE: Should we attempt to automatically load the Garuda package for
    #       native Tcl?
    #
    if {$autoRequireGaruda && ![isEagle] && [isWindows]} then {
      #
      # TODO: Assume this package is trusted?  How can we verify it
      #       at this point?
      #
      package require Garuda
    }

    #
    # NOTE: Should we attempt to automatically load a native Tcl library
    #       for Eagle?
    #
    if {$autoLoadTcl && [isEagle]} then {
      #
      # NOTE: Load a native Tcl library.  It must be signed with a valid
      #       Authenticode signature.
      #
      tcl load -findflags +TrustedOnly -loadflags +SetDllDirectory
    }

    #
    # NOTE: Should we attempt to hook the [package unknown] handler.  This
    #       is done for both native Tcl and Eagle.
    #
    if {$autoHook && ![isPackageUnknownHandlerHooked]} then {
      #
      # NOTE: Install our [package unknown] handler and save the original
      #       one for our use as well.
      #
      hookPackageUnknownHandler
    }

      set autoHook true
    }

    #
    # NOTE: Automatically [tcl load] when this package is loaded from the
    #       Eagle language?
    #
    variable autoLoadTcl; # DEFAULT: <automatic>

    if {![info exists autoLoadTcl]} then {
      #
      # TODO: Better automatic detection of native Tcl installs here?
      #
      if {[isEagle] && \
          [catch {tcl select -architecture}] == 0} then {
        set autoLoadTcl true
      } else {
        set autoLoadTcl false
      }
    }

    #
    # NOTE: Automatically [package require Garuda] when this package is
    #       loaded from the Tcl language?
    #
    variable autoRequireGaruda; # DEFAULT: <automatic>

    if {![info exists autoRequireGaruda]} then {
      #
      # TODO: Better automatic detection of Garuda here?
      #
      if {![isEagle] && \
          [llength [package versions Garuda]] > 0} then {
        set autoRequireGaruda true
      } else {
        set autoRequireGaruda false
      }
    }

    #
    # NOTE: The command to use when verifying OpenPGP signatures for the
    #       downloaded package scripts.
    #
    variable pgpCommand; # DEFAULT: gpg2 --verify {${fileName}}