Index: Externals/Eagle/bin/Eagle.dll
==================================================================
--- Externals/Eagle/bin/Eagle.dll
+++ Externals/Eagle/bin/Eagle.dll
cannot compute difference between binary files

Index: Externals/Eagle/bin/EagleShell.exe
==================================================================
--- Externals/Eagle/bin/EagleShell.exe
+++ Externals/Eagle/bin/EagleShell.exe
cannot compute difference between binary files

Index: Externals/Eagle/bin/EagleShell32.exe
==================================================================
--- Externals/Eagle/bin/EagleShell32.exe
+++ Externals/Eagle/bin/EagleShell32.exe
cannot compute difference between binary files

Index: Externals/Eagle/bin/x64/Spilornis.dll
==================================================================
--- Externals/Eagle/bin/x64/Spilornis.dll
+++ Externals/Eagle/bin/x64/Spilornis.dll
cannot compute difference between binary files

Index: Externals/Eagle/bin/x86/Spilornis.dll
==================================================================
--- Externals/Eagle/bin/x86/Spilornis.dll
+++ Externals/Eagle/bin/x86/Spilornis.dll
cannot compute difference between binary files

Index: Externals/Eagle/lib/Eagle1.0/platform.eagle
==================================================================
--- Externals/Eagle/lib/Eagle1.0/platform.eagle
+++ Externals/Eagle/lib/Eagle1.0/platform.eagle
@@ -58,11 +58,11 @@
   #       administrator rights on this machine.  Currently, this only works
   #       in Eagle; however, it may work from native Tcl in the future.
   #
   proc isAdministrator {} {
     return [expr {[info exists ::eagle_platform(administrator)] && \
-        $::eagle_platform(administrator)}]
+        [string is true -strict $::eagle_platform(administrator)]}]
   }
 
   #
   # NOTE: This is the procedure that detects whether or not we are running
   #       on Windows (otherwise, it is assumed that we are running on some
@@ -86,11 +86,12 @@
   #
   proc isInteractive {} {
     #
     # TODO: Is something more complex required here?
     #
-    return [expr {[info exists ::tcl_interactive] && $::tcl_interactive}]
+    return [expr {[info exists ::tcl_interactive] && \
+        [string is true -strict $::tcl_interactive]}]
   }
 
   #
   # NOTE: This procedure adds the specified directory to the PATH.  It is
   #       designed to work on the various flavors of Windows and Unix.

Index: Externals/Eagle/lib/Eagle1.0/test.eagle
==================================================================
--- Externals/Eagle/lib/Eagle1.0/test.eagle
+++ Externals/Eagle/lib/Eagle1.0/test.eagle
@@ -94,11 +94,11 @@
     }
   }
 
   proc getSoftwareRegistryKey { wow64 } {
     if {$wow64 && [info exists ::tcl_platform(machine)] && [lsearch -exact \
-        [list ia64 amd64] $::tcl_platform(machine)] != -1} then {
+        [list ia64 amd64 arm64] $::tcl_platform(machine)] != -1} then {
       #
       # NOTE: Return the WoW64 registry key name because we are running on a
       #       64-bit operating system and the caller specifically requested
       #       the WoW64 registry key name.
       #

Index: Externals/Eagle/lib/Test1.0/constraints.eagle
==================================================================
--- Externals/Eagle/lib/Test1.0/constraints.eagle
+++ Externals/Eagle/lib/Test1.0/constraints.eagle
@@ -117,11 +117,11 @@
     }
   }
 
   #
   # NOTE: This procedure was adapted from the one listed on the Tcl Wiki page
-  #       at "http://wiki.tcl.tk/43".  It is only intended to be used on very
+  #       at "https://wiki.tcl.tk/43".  It is only intended to be used on very
   #       small lists because of its heavy use of recursion and complexity on
   #       the order of O(N!).
   #
   proc lpermute { list } {
     set length [llength $list]
@@ -506,11 +506,11 @@
             # BUGBUG: Apparently, the ActiveState tcllib sha1 package may
             #         have a bug that produces the wrong values here.  No
             #         attempt is made here to work around any such bug.
             #         For further information, please see:
             #
-            #         http://core.tcl.tk/tcllib/info/ad20454023
+            #         https://core.tcl.tk/tcllib/info/ad20454023
             #
             set sha1 [sha1::sha1 -hex -filename $fileName]
           }
 
           tputs $channel [appendArgs \