diff --git a/documentation/source/getting-started-ide/projects.rst b/documentation/source/getting-started-ide/projects.rst
index 4c261749a3..aee30725c8 100644
--- a/documentation/source/getting-started-ide/projects.rst
+++ b/documentation/source/getting-started-ide/projects.rst
@@ -685,10 +685,10 @@ of two modes: Interactive Development mode, and Production mode. See
 Link page
 ---------
 
-The **Project > Settings...** dialog's Link page controls whether a project
+The :menuselection:`Project --> Settings...` dialog's Link page controls whether a project
 is linked as an executable or as a DLL, and what its name will be. It
-also allows you to specify version information for the target, a base
-address for it, and the Windows subsystem it runs in.
+also allows you to specify version information for the target
+and the Windows subsystem it runs in.
 
 .. note:: The default linker used in Open Dylan is a GNU linker. If
    you own Microsoft Developer Studio, you can use the Microsoft linker
@@ -699,30 +699,16 @@ address for it, and the Windows subsystem it runs in.
 Target File section of the Link page
 ------------------------------------
 
-The **Project > Settings...** dialog's Link page has a Target File section
+The :menuselection:`Project --> Settings...` dialog's Link page has a Target File section
 that contains the name of the project target and the type of the target.
 The default target name is derived from the name of the project. Note
 that the name will always end in .EXE or .DLL according to the target
 type, regardless of any extension you give to the target's name.
 
-Base Address section of the Link page
--------------------------------------
-
-The **Project > Settings...** dialog's Link page has a Base Address section
-that allows you to specify a base address for your target file. This is
-the address at which the target will be loaded into memory.
-
-Windows 95, Windows 98, and Windows NT all provide a default base
-address, one for EXEs and one for DLLs, and will also relocate the
-target automatically if there is no room for it at that address. You can
-provide a value in the Base Address if you would like the target to be
-loaded at a particular location. The value should be specified in
-hexadecimal, using Dylan's *#x* prefix: for example, *#x1000000*.
-
 Version Information section of the Link page
 --------------------------------------------
 
-The **Project > Settings...** dialog's Link page has a Version Information
+The :menuselection:`Project --> Settings...` dialog's Link page has a Version Information
 section that allows you to add major and minor version numbers to a DLL
 or EXE. The values in this section are recorded in the DLL or EXE that
 the project builds. Open Dylan uses them at compile time and run
diff --git a/documentation/source/library-reference/lid.rst b/documentation/source/library-reference/lid.rst
index 81501b4811..f024ff5ddf 100644
--- a/documentation/source/library-reference/lid.rst
+++ b/documentation/source/library-reference/lid.rst
@@ -415,26 +415,22 @@ LID keyword
 
     Base-Address: *address*
 
+.. deprecated:: 2026.2
+   Because Windows versions starting with Windows Vista and
+   Windows Server 2008 implement Address Space Layout Randomization for
+   improved security, providing an initial base address is no longer
+   useful.
+
 .. note:: This keyword is only used on Windows and is ignored on other
    platforms.
 
-Specifies the base address of the DLL built from this Dylan library. The
-*address* must be a hexadecimal value. For convenience, you can use
-either Dylan (``#xNNNNNNNN``) or C (``0xNNNNNNNN``) notations when
-specifying the address.
+This keyword specifies the base address of the Windows DLL built from
+this Dylan library. If provided, *address* must be a hexadecimal value. For
+convenience, you can use either Dylan (``#xNNNNNNNN``) or C
+(``0xNNNNNNNN``) notations when specifying the address.
 
 This base address is ignored when building a ``.EXE`` file.
 
-If this keyword is not specified, the compiler will compute a default
-base address for the library. However, it is possible for more than one
-library to end up with the same default base address. If an application
-uses any of these libraries, all but one of them will have to be
-relocated when the application starts. This process is automatic, but
-cuts down on the amount of sharing, increases your application's memory
-footprint, and slows down load time. In such circumstances, you may want
-to give one or more libraries an explicit base address using this
-keyword.
-
 Linker-Options:
 ^^^^^^^^^^^^^^^
 
diff --git a/documentation/source/release-notes/2026.2.rst b/documentation/source/release-notes/2026.2.rst
index 203758b692..ede407ff71 100644
--- a/documentation/source/release-notes/2026.2.rst
+++ b/documentation/source/release-notes/2026.2.rst
@@ -30,6 +30,12 @@ Compiler
   ABIs, and which improves performance in certain situations (such as
   dispatching methods with keyword arguments).
 
+* The ``base-address`` keyword in LID and HDP project files,
+  specifying a default load address for DLLs on Windows, has been
+  obsoleted. The :guilabel:`Base address` project link option in the
+  IDE has been removed, and the compiler will no longer attempt to
+  assign a base address automatically when projects are saved.
+
 Tools
 =====
 
diff --git a/sources/app/dylan-playground/dylan-playground.lid b/sources/app/dylan-playground/dylan-playground.lid
index b021f07c3b..eacabab870 100644
--- a/sources/app/dylan-playground/dylan-playground.lid
+++ b/sources/app/dylan-playground/dylan-playground.lid
@@ -1,7 +1,6 @@
 Library:   dylan-playground
 Author:    Andy Armstrong
 Synopsis:  A Dylan application to play around in
-Base-Address:	  0x64FE0000
 Major-Version:    2
 Minor-Version:	  1
 Compilation-Mode: loose
diff --git a/sources/app/dylan-playground/gui-dylan-playground.lid b/sources/app/dylan-playground/gui-dylan-playground.lid
index 65f75b6046..cfcf0ef604 100644
--- a/sources/app/dylan-playground/gui-dylan-playground.lid
+++ b/sources/app/dylan-playground/gui-dylan-playground.lid
@@ -1,7 +1,6 @@
 Library:   gui-dylan-playground
 Author:    Andy Armstrong
 Synopsis:  A Dylan application to play around in
-Base-Address:	  0x64FE0000
 Linker-Options:	  $(guilflags)
 Major-Version:    2
 Minor-Version:	  1
diff --git a/sources/app/plonker/plonker.lid b/sources/app/plonker/plonker.lid
index 7e81a16417..e069641bbf 100644
--- a/sources/app/plonker/plonker.lid
+++ b/sources/app/plonker/plonker.lid
@@ -6,7 +6,6 @@ files:	library
 	keyboard-pane
 	frame
 	plonker
-base-address:	0x64FA0000
 start-function:	main
 linker-options:	$(guilflags)
 major-version:	2
diff --git a/sources/collections/collections-win32.lid b/sources/collections/collections-win32.lid
index 12d172d495..259e525bac 100644
--- a/sources/collections/collections-win32.lid
+++ b/sources/collections/collections-win32.lid
@@ -2,7 +2,6 @@ Library:      collections
 Synopsis:     Collection extensions library
 Author:       Andy Armstrong
 Executable:   DxCOLLNS
-Base-Address: 0x66CA0000
 Library-Pack: Core
 RC-Files:     version.rc
 LID:          collections.lid
diff --git a/sources/common-dylan/win32-common-dylan.lid b/sources/common-dylan/win32-common-dylan.lid
index 061d05c8b5..22d0e197f4 100644
--- a/sources/common-dylan/win32-common-dylan.lid
+++ b/sources/common-dylan/win32-common-dylan.lid
@@ -3,7 +3,6 @@ Module:       dylan-user
 Synopsis:     Common Dylan library definition
 Author:       Andy Armstrong
 Executable:   DxCMNDYL
-Base-Address: 0x66DC0000
 RC-Files:     version.rc
 Target-Type:  dll
 Files: library
diff --git a/sources/corba/demos/bank/bank-client/bank-client.hdp b/sources/corba/demos/bank/bank-client/bank-client.hdp
index 62a9f62227..1c1d76d0f1 100644
--- a/sources/corba/demos/bank/bank-client/bank-client.hdp
+++ b/sources/corba/demos/bank/bank-client/bank-client.hdp
@@ -5,7 +5,6 @@ files:	library
 	module
 	bank-client
 	init-client
-base-address:	0x64FE0000
 debug-arguments:	-ORBname-service-file c:\temp\ns.ior -location-service:shared-file
 start-function:	
 linker-options:	$(guilflags)
diff --git a/sources/corba/demos/bank/bank-server/bank-server.hdp b/sources/corba/demos/bank/bank-server/bank-server.hdp
index 8e425dc26a..e65e2a0b2b 100644
--- a/sources/corba/demos/bank/bank-server/bank-server.hdp
+++ b/sources/corba/demos/bank/bank-server/bank-server.hdp
@@ -6,7 +6,6 @@ files:	library
 	bank-server
 	server-frame
 	init-server
-base-address:	0x64DE0000
 debug-arguments:	-ORBname-service-file c:\temp\ns.ior -location-service:shared-file
 linker-options:	$(guilflags)
 major-version:	2
diff --git a/sources/corba/demos/chat/client/chat-client.hdp b/sources/corba/demos/chat/client/chat-client.hdp
index f265380044..627dcfefeb 100644
--- a/sources/corba/demos/chat/client/chat-client.hdp
+++ b/sources/corba/demos/chat/client/chat-client.hdp
@@ -1,7 +1,6 @@
 comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	executable
-base-address:	0x63F80000
 linker-options:	$(guilflags)
 start-function:	main
 major-version:	2
diff --git a/sources/corba/demos/chat/server/chat-server.hdp b/sources/corba/demos/chat/server/chat-server.hdp
index c1e84e43c3..99b89acd7a 100644
--- a/sources/corba/demos/chat/server/chat-server.hdp
+++ b/sources/corba/demos/chat/server/chat-server.hdp
@@ -1,7 +1,6 @@
 comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	executable
-base-address:	0x63F80000
 linker-options:	$(guilflags)
 start-function:	main
 major-version:	2
diff --git a/sources/corba/demos/corba-hello-world/client/corba-hello-world-client.hdp b/sources/corba/demos/corba-hello-world/client/corba-hello-world-client.hdp
index e65f4541a1..8115833f97 100644
--- a/sources/corba/demos/corba-hello-world/client/corba-hello-world-client.hdp
+++ b/sources/corba/demos/corba-hello-world/client/corba-hello-world-client.hdp
@@ -4,7 +4,6 @@ library:	corba-hello-world-client
 files:	library
 	module
 	corba-hello-world-client
-base-address:	0x63AC0000
 start-function:	main
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/demos/corba-hello-world/server/corba-hello-world-server.hdp b/sources/corba/demos/corba-hello-world/server/corba-hello-world-server.hdp
index 8be347eaff..73a5de87bf 100644
--- a/sources/corba/demos/corba-hello-world/server/corba-hello-world-server.hdp
+++ b/sources/corba/demos/corba-hello-world/server/corba-hello-world-server.hdp
@@ -4,7 +4,6 @@ library:	corba-hello-world-server
 files:	library
 	module
 	corba-hello-world-server
-base-address:	0x63AA0000
 start-function:	main
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/demos/pente/corba-pente.hdp b/sources/corba/demos/pente/corba-pente.hdp
index 49f5c3bd5f..3c0e1e93ed 100644
--- a/sources/corba/demos/pente/corba-pente.hdp
+++ b/sources/corba/demos/pente/corba-pente.hdp
@@ -5,7 +5,6 @@ files:	library
 	module
 	board
 	start
-base-address:	0x63FE0000
 start-function:	play-pente
 linker-options:	$(guilflags)
 major-version:	2
diff --git a/sources/corba/orb/connections/orb-connections.hdp b/sources/corba/orb/connections/orb-connections.hdp
index 3513466eaa..c2c98c0939 100644
--- a/sources/corba/orb/connections/orb-connections.hdp
+++ b/sources/corba/orb/connections/orb-connections.hdp
@@ -1,7 +1,6 @@
 comment:	This file is generated, please don't edit
 format-version:	2
 Library-Pack:   CORBA
-base-address:	0x63EE0000
 minor-version:	1
 files:	orb-connections-library
 	manager
diff --git a/sources/corba/orb/core/orb-core.hdp b/sources/corba/orb/core/orb-core.hdp
index 306ff98ed4..4084ff0e47 100644
--- a/sources/corba/orb/core/orb-core.hdp
+++ b/sources/corba/orb/core/orb-core.hdp
@@ -2,7 +2,6 @@ comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	dll
 Library-Pack:   CORBA
-base-address:	0x63F40000
 files:	orb-core-library
 	args
 	orb
diff --git a/sources/corba/orb/dylan/corba-dylan.hdp b/sources/corba/orb/dylan/corba-dylan.hdp
index 6869016cdd..324a8148bc 100644
--- a/sources/corba/orb/dylan/corba-dylan.hdp
+++ b/sources/corba/orb/dylan/corba-dylan.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	corba-dylan
 files:	corba-dylan-library
 	corba-dylan
-base-address:	0x64FE0000
 Library-Pack:   CORBA
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/orb/iiop/orb-iiop.hdp b/sources/corba/orb/iiop/orb-iiop.hdp
index 79604d8a3c..1d9deeeba4 100644
--- a/sources/corba/orb/iiop/orb-iiop.hdp
+++ b/sources/corba/orb/iiop/orb-iiop.hdp
@@ -2,7 +2,6 @@ comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	dll
 Library-Pack:   CORBA
-base-address:	0x63F40000
 files:	orb-iiop-library
 	cdr-basic
 	cdr-constructed
diff --git a/sources/corba/orb/orb/win32-orb.hdp b/sources/corba/orb/orb/win32-orb.hdp
index 445c1c2473..7dee172e78 100644
--- a/sources/corba/orb/orb/win32-orb.hdp
+++ b/sources/corba/orb/orb/win32-orb.hdp
@@ -3,7 +3,6 @@ format-version:	2
 target-type:	dll
 Library-Pack:   CORBA
 RC-Files:       version.rc
-base-address:	0x64EC0000
 files:	orb-library
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/orb/poa/orb-poa.hdp b/sources/corba/orb/poa/orb-poa.hdp
index 6561c5ad58..ec3a0cb7db 100644
--- a/sources/corba/orb/poa/orb-poa.hdp
+++ b/sources/corba/orb/poa/orb-poa.hdp
@@ -2,7 +2,6 @@ comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	dll
 Library-Pack:   CORBA
-base-address:	0x63EC0000
 files:	orb-poa-library
 	poa
 	receiver
diff --git a/sources/corba/orb/protocols/corba/corba-protocol.hdp b/sources/corba/orb/protocols/corba/corba-protocol.hdp
index 6f1a475190..21a568b689 100644
--- a/sources/corba/orb/protocols/corba/corba-protocol.hdp
+++ b/sources/corba/orb/protocols/corba/corba-protocol.hdp
@@ -13,7 +13,6 @@ files:	corba-protocol-library
 	exceptions
 	conditions
 subprojects:	../../dylan/corba-dylan.hdp
-base-address:	0x63D80000
 Library-Pack:   CORBA
 debug-arguments:	-debug
 major-version: 2
diff --git a/sources/corba/orb/protocols/portableserver/portableserver-protocol.hdp b/sources/corba/orb/protocols/portableserver/portableserver-protocol.hdp
index 53a0823797..4f52afcaea 100644
--- a/sources/corba/orb/protocols/portableserver/portableserver-protocol.hdp
+++ b/sources/corba/orb/protocols/portableserver/portableserver-protocol.hdp
@@ -6,7 +6,6 @@ files:	portableserver-protocol-library
 subprojects:	../../dylan/corba-dylan.hdp
 	../corba/corba-protocol.hdp
 Library-Pack:   CORBA
-base-address:	0x63FC0000
 major-version: 2
 minor-version: 1
 compilation-mode:	tight
diff --git a/sources/corba/orb/streams/orb-streams.hdp b/sources/corba/orb/streams/orb-streams.hdp
index 4739b37216..009cd79444 100644
--- a/sources/corba/orb/streams/orb-streams.hdp
+++ b/sources/corba/orb/streams/orb-streams.hdp
@@ -9,7 +9,6 @@ files:	orb-streams-library
 subprojects:	../utilities/orb-utilities.hdp
 	../dylan/corba-dylan.hdp
 Library-Pack:   CORBA
-base-address:	0x63FC0000
 major-version: 2
 minor-version: 1
 compilation-mode:	tight
diff --git a/sources/corba/orb/utilities/orb-utilities.hdp b/sources/corba/orb/utilities/orb-utilities.hdp
index 8231084bf8..2a7a216f2e 100644
--- a/sources/corba/orb/utilities/orb-utilities.hdp
+++ b/sources/corba/orb/utilities/orb-utilities.hdp
@@ -8,7 +8,6 @@ files:	orb-utilities-library
 	tickets
 subprojects:	../dylan/corba-dylan.hdp
 Library-Pack:   CORBA
-base-address:	0x63FE0000
 major-version: 2
 minor-version: 1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/abstract-syntax-tree/scepter-ast.hdp b/sources/corba/scepter/abstract-syntax-tree/scepter-ast.hdp
index c486033ed6..1f5c8b7d26 100644
--- a/sources/corba/scepter/abstract-syntax-tree/scepter-ast.hdp
+++ b/sources/corba/scepter/abstract-syntax-tree/scepter-ast.hdp
@@ -33,7 +33,6 @@ files:	scepter-ast-library
 	root
 	error
 subprojects:	../core/scepter-core.hdp
-base-address:	0x63F40000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/back-end/dump/scepter-dump-back-end.hdp b/sources/corba/scepter/back-end/dump/scepter-dump-back-end.hdp
index ac7621de19..1184c85f7e 100644
--- a/sources/corba/scepter/back-end/dump/scepter-dump-back-end.hdp
+++ b/sources/corba/scepter/back-end/dump/scepter-dump-back-end.hdp
@@ -6,7 +6,6 @@ files:	library
 	dump
 subprojects:	../../core/scepter-core.hdp
 	../../abstract-syntax-tree/scepter-ast.hdp
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/back-end/dylan/scepter-dylan-back-end.hdp b/sources/corba/scepter/back-end/dylan/scepter-dylan-back-end.hdp
index 4510f2094c..f3fb4b2442 100644
--- a/sources/corba/scepter/back-end/dylan/scepter-dylan-back-end.hdp
+++ b/sources/corba/scepter/back-end/dylan/scepter-dylan-back-end.hdp
@@ -23,7 +23,6 @@ files:	scepter-dylan-back-end-library
 	typedef
 subprojects:	../../core/scepter-core.hdp
 	../../abstract-syntax-tree/scepter-ast.hdp
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/back-end/ir/scepter-ir-back-end.hdp b/sources/corba/scepter/back-end/ir/scepter-ir-back-end.hdp
index 3dc134e616..243273a223 100644
--- a/sources/corba/scepter/back-end/ir/scepter-ir-back-end.hdp
+++ b/sources/corba/scepter/back-end/ir/scepter-ir-back-end.hdp
@@ -17,7 +17,6 @@ files:	scepter-ir-back-end-library
 	operation
 subprojects:	../../core/scepter-core.hdp
 	../../abstract-syntax-tree/scepter-ast.hdp
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/back-end/ir/tests/scepter-ir-back-end-test-suite.hdp b/sources/corba/scepter/back-end/ir/tests/scepter-ir-back-end-test-suite.hdp
index 764219115b..d6329499e6 100644
--- a/sources/corba/scepter/back-end/ir/tests/scepter-ir-back-end-test-suite.hdp
+++ b/sources/corba/scepter/back-end/ir/tests/scepter-ir-back-end-test-suite.hdp
@@ -6,7 +6,6 @@ files:	library
 	scepter-ir-back-end-test-suite
 subprojects:	../scepter-ir-back-end.hdp
 	../../../core/scepter-core.hdp
-base-address:	0x63FE0000
 debug-arguments:	-debug -progress
 start-function:	
 major-version:	2
diff --git a/sources/corba/scepter/console/console-scepter.hdp b/sources/corba/scepter/console/console-scepter.hdp
index 43d3c9a8be..29aac4f0ba 100644
--- a/sources/corba/scepter/console/console-scepter.hdp
+++ b/sources/corba/scepter/console/console-scepter.hdp
@@ -7,7 +7,6 @@ files:	console-scepter-library
 	main
 subprojects:	../scepter.hdp
 	../core/scepter-core.hdp
-base-address:	0x64F20000
 debug-arguments:	/debugger /language:dump /stdout c:/users/keithd/foo.idl
 start-function:	main
 major-version:	2
diff --git a/sources/corba/scepter/console/minimal-console-scepter.hdp b/sources/corba/scepter/console/minimal-console-scepter.hdp
index 3ccbbd5470..d2ff961ee9 100644
--- a/sources/corba/scepter/console/minimal-console-scepter.hdp
+++ b/sources/corba/scepter/console/minimal-console-scepter.hdp
@@ -7,7 +7,6 @@ files:	minimal-console-scepter-library
 	main
 subprojects:	../scepter.hdp
 	../core/scepter-core.hdp
-base-address:	0x64F20000
 start-function:	main
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/scepter/core/scepter-core.hdp b/sources/corba/scepter/core/scepter-core.hdp
index b5f897d388..debc7e744a 100644
--- a/sources/corba/scepter/core/scepter-core.hdp
+++ b/sources/corba/scepter/core/scepter-core.hdp
@@ -9,7 +9,6 @@ files:	scepter-core-library
 	back-end
 	error
 subprojects:	../utilities/scepter-utilities.hdp
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/minimal-scepter.hdp b/sources/corba/scepter/minimal-scepter.hdp
index 0a4c0c4f28..a6eacdf13b 100644
--- a/sources/corba/scepter/minimal-scepter.hdp
+++ b/sources/corba/scepter/minimal-scepter.hdp
@@ -7,7 +7,6 @@ subprojects:	front-end\file\scepter-file-front-end.hdp
 	back-end\dylan\scepter-dylan-back-end.hdp
 	back-end\dump\scepter-dump-back-end.hdp
 	core\scepter-core.hdp
-base-address:	0x63DE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/scepter.hdp b/sources/corba/scepter/scepter.hdp
index f9d84ff62b..f2f5bb9450 100644
--- a/sources/corba/scepter/scepter.hdp
+++ b/sources/corba/scepter/scepter.hdp
@@ -7,7 +7,6 @@ subprojects:	front-end\file\scepter-file-front-end.hdp
 	back-end\dylan\scepter-dylan-back-end.hdp
 	back-end\dump\scepter-dump-back-end.hdp
 	core\scepter-core.hdp
-base-address:	0x63DE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/tests/console/console-scepter-tests.hdp b/sources/corba/scepter/tests/console/console-scepter-tests.hdp
index 0ec62a37c3..22d386e8bb 100644
--- a/sources/corba/scepter/tests/console/console-scepter-tests.hdp
+++ b/sources/corba/scepter/tests/console/console-scepter-tests.hdp
@@ -4,7 +4,6 @@ library:	console-scepter-tests
 files:	console-scepter-tests-library
 	start
 subprojects:	../scepter-tests.hdp
-base-address:	0x64E80000
 major-version: 2
 minor-version: 1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/tests/scepter-tests.hdp b/sources/corba/scepter/tests/scepter-tests.hdp
index 2a0558f000..ac57c58056 100644
--- a/sources/corba/scepter/tests/scepter-tests.hdp
+++ b/sources/corba/scepter/tests/scepter-tests.hdp
@@ -69,7 +69,6 @@ files:	library
 	errors/damaged-suite
 	suites
 subprojects:	../scepter.hdp
-base-address:	0x64EA0000
 major-version: 2
 minor-version: 1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/tool/tool-scepter.hdp b/sources/corba/scepter/tool/tool-scepter.hdp
index 3c2e855f33..bd465ce6cf 100644
--- a/sources/corba/scepter/tool/tool-scepter.hdp
+++ b/sources/corba/scepter/tool/tool-scepter.hdp
@@ -7,7 +7,6 @@ files:	tool-scepter-library
 subprojects:	../scepter.hdp
 	../abstract-syntax-tree/scepter-ast.hdp
 	../front-end/file/scepter-file-front-end.hdp
-base-address:	0x63CA0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/scepter/utilities/scepter-utilities.hdp b/sources/corba/scepter/utilities/scepter-utilities.hdp
index 73a58c78fd..086a46583b 100644
--- a/sources/corba/scepter/utilities/scepter-utilities.hdp
+++ b/sources/corba/scepter/utilities/scepter-utilities.hdp
@@ -5,7 +5,6 @@ files:	scepter-utilities-library
 	scepter-utilities-module
 	indenting
 	misc
-base-address:	0x63E00000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/services/naming/client/win32-naming-client.lid b/sources/corba/services/naming/client/win32-naming-client.lid
index de0d5f8e40..f9f6bdeada 100644
--- a/sources/corba/services/naming/client/win32-naming-client.lid
+++ b/sources/corba/services/naming/client/win32-naming-client.lid
@@ -1,7 +1,6 @@
 Library:      naming-client
 Author:       Gary Palter
 Executable:   DxCNSC
-Base-Address: 0x64E80000
 Library-Pack: CORBA
 RC-Files:     version.rc
 LID:          naming-client.lid
diff --git a/sources/corba/services/naming/naming-service.hdp b/sources/corba/services/naming/naming-service.hdp
index edb38617af..176fa46500 100644
--- a/sources/corba/services/naming/naming-service.hdp
+++ b/sources/corba/services/naming/naming-service.hdp
@@ -7,7 +7,6 @@ files:	library
 	naming-service
 	binding-iterator
 	main
-base-address:	0x63FE0000
 start-function:	start-naming-service
 major-version:	2
 minor-version:	1
diff --git a/sources/corba/services/naming/tests/naming-service-test-suite.hdp b/sources/corba/services/naming/tests/naming-service-test-suite.hdp
index 3dec071df6..56c7de9ba2 100644
--- a/sources/corba/services/naming/tests/naming-service-test-suite.hdp
+++ b/sources/corba/services/naming/tests/naming-service-test-suite.hdp
@@ -1,6 +1,5 @@
 comment:	This file is generated, please don't edit
 format-version:	2
-base-address:	0x63FC0000
 compilation-mode:	tight
 target-type:	executable
 files:	library
diff --git a/sources/corba/tests/dylan/client-app/corba-tests-client-app.hdp b/sources/corba/tests/dylan/client-app/corba-tests-client-app.hdp
index a0ea98c570..b16fe72e85 100644
--- a/sources/corba/tests/dylan/client-app/corba-tests-client-app.hdp
+++ b/sources/corba/tests/dylan/client-app/corba-tests-client-app.hdp
@@ -6,7 +6,6 @@ files:	corba-tests-client-app-library
 subprojects:	../client/corba-tests-client.hdp
 	../server/corba-tests-server.hdp
 executable:	corba-tests-client-app
-base-address:	0x64E60000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/tests/dylan/client/corba-tests-client.hdp b/sources/corba/tests/dylan/client/corba-tests-client.hdp
index 00da6578a7..577971f571 100644
--- a/sources/corba/tests/dylan/client/corba-tests-client.hdp
+++ b/sources/corba/tests/dylan/client/corba-tests-client.hdp
@@ -1,7 +1,6 @@
 comment:	This file is generated, please don't edit
 format-version:	2
 target-type:	dll
-base-address:	0x63FE0000
 files:	corba-tests-client-library
 	corba-tests-client-module
 	any-client
diff --git a/sources/corba/tests/dylan/server-app/corba-tests-server-app.hdp b/sources/corba/tests/dylan/server-app/corba-tests-server-app.hdp
index bd5c1eb894..ff7d493733 100644
--- a/sources/corba/tests/dylan/server-app/corba-tests-server-app.hdp
+++ b/sources/corba/tests/dylan/server-app/corba-tests-server-app.hdp
@@ -5,7 +5,6 @@ files:	corba-tests-server-app-library
 	corba-tests-server-app
 subprojects:	../server/corba-tests-server.hdp
 	../utilities/corba-tests-utilities.hdp
-base-address:	0x64DC0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/tests/dylan/server/corba-tests-server.hdp b/sources/corba/tests/dylan/server/corba-tests-server.hdp
index 734763e00a..01b54559b1 100644
--- a/sources/corba/tests/dylan/server/corba-tests-server.hdp
+++ b/sources/corba/tests/dylan/server/corba-tests-server.hdp
@@ -25,4 +25,3 @@ files:	corba-tests-server-library
 	union-server
 library:	corba-tests-server
 other-files:	idl.spec
-base-address:	0x63FE0000
diff --git a/sources/corba/tests/dylan/utilities/corba-tests-utilities.hdp b/sources/corba/tests/dylan/utilities/corba-tests-utilities.hdp
index 7db208c139..c17594eb05 100644
--- a/sources/corba/tests/dylan/utilities/corba-tests-utilities.hdp
+++ b/sources/corba/tests/dylan/utilities/corba-tests-utilities.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	corba-tests-utilities
 files:	corba-tests-utilities-library
 	servers
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/corba/tools/ir-browser/ir-browser.hdp b/sources/corba/tools/ir-browser/ir-browser.hdp
index 72f2cd01ec..89f99d447d 100644
--- a/sources/corba/tools/ir-browser/ir-browser.hdp
+++ b/sources/corba/tools/ir-browser/ir-browser.hdp
@@ -7,7 +7,6 @@ files:	library
 	info
 	frame
 	ir-browser
-base-address:	0x63FE0000
 debug-arguments:	-ORBinterface-repository-file u:\keithd\ir.ior
 start-function:	main
 linker-options:	$(guilflags)
diff --git a/sources/databases/sql-odbc/sql-odbc.lid b/sources/databases/sql-odbc/sql-odbc.lid
index 1e8c58b99b..63f0f57ced 100644
--- a/sources/databases/sql-odbc/sql-odbc.lid
+++ b/sources/databases/sql-odbc/sql-odbc.lid
@@ -1,6 +1,5 @@
 Library:      sql-odbc
 Executable:   DxDB
-Base-Address: 0x651E0000
 Library-Pack: ODBC
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/deuce/duim/win32-duim-deuce.lid b/sources/deuce/duim/win32-duim-deuce.lid
index 289dbc7907..64017dc5ce 100644
--- a/sources/deuce/duim/win32-duim-deuce.lid
+++ b/sources/deuce/duim/win32-duim-deuce.lid
@@ -2,7 +2,6 @@ Library:      duim-deuce
 Synopsis:     DUIM back-end for Deuce
 Author:       Scott McKay
 Executable:   DxDMDCE
-Base-Address: 0x65A60000
 Library-Pack: Deuce
 RC-Files:     version.rc
 LID:          duim-deuce.lid
diff --git a/sources/deuce/win32-deuce.lid b/sources/deuce/win32-deuce.lid
index 95a318ba14..61fd1eca90 100644
--- a/sources/deuce/win32-deuce.lid
+++ b/sources/deuce/win32-deuce.lid
@@ -2,7 +2,6 @@ Library:      deuce
 Synopsis:     The Deuce ("Dylan Environment Universal Code Editor") editor
 Author:       Scott McKay
 Executable:   DxDEUCE
-Base-Address: 0x65AE0000
 Library-Pack: Deuce
 RC-Files:     version.rc
 LID:          deuce.lid
diff --git a/sources/duim/core/win32-duim-core.lid b/sources/duim/core/win32-duim-core.lid
index 7fe56da2eb..5e332a942d 100644
--- a/sources/duim/core/win32-duim-core.lid
+++ b/sources/duim/core/win32-duim-core.lid
@@ -2,7 +2,6 @@ Library:      duim-core
 Synopsis:     DUIM core, for Win32
 Author:       Scott McKay, Andy Armstrong, Gary Palter
 Executable:   DxDUIM
-Base-address: 0x65e00000
 Library-Pack: GUI
 LID:          duim-core.lid
 RC-Files:     version.rc
diff --git a/sources/duim/gtk/duim.lid b/sources/duim/gtk/duim.lid
index 008b455e02..a13339df7b 100644
--- a/sources/duim/gtk/duim.lid
+++ b/sources/duim/gtk/duim.lid
@@ -5,7 +5,6 @@ Target-Type:  dll
 Files:        duim-library
 Major-version: 2
 Minor-version: 1
-Base-address:  0x65c00000
 Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
               All rights reserved.
 License:      See License.txt in this distribution for details.
diff --git a/sources/duim/win32/duim.lid b/sources/duim/win32/duim.lid
index cf16c26f8b..386a446220 100644
--- a/sources/duim/win32/duim.lid
+++ b/sources/duim/win32/duim.lid
@@ -6,7 +6,6 @@ Files:     duim-library
 Major-version: 2
 Minor-version: 1
 Executable:    DxWDUIM
-Base-address:  0x65c00000
 Library-Pack:  GUI
 Comment:       'C-Header-Files' is a kludge to get the manifest included
 RC-Files:       version.rc
diff --git a/sources/duim/win32/win32-duim-unix.lid b/sources/duim/win32/win32-duim-unix.lid
new file mode 100644
index 0000000000..46b12e8a1b
--- /dev/null
+++ b/sources/duim/win32/win32-duim-unix.lid
@@ -0,0 +1,55 @@
+Library:   win32-duim
+Synopsis:  DUIM back-end for Microsoft Windows
+Author:    Scott McKay, Andy Armstrong
+Files:  library
+        module
+        win32-definitions
+        win32-c-definitions
+        ffi-bindings
+        whandler
+        wresources
+        wutils
+        wport
+        wmirror
+        wmedium
+        wcolors
+        wfonts
+        wdraw
+        wkeyboard
+        wevents
+        wframem
+        wdisplay
+        wpixmaps
+        wtop
+        wgadgets
+        wcontrols
+        wmenus
+        wdialogs
+        whelp
+        wclipboard
+Major-version: 2
+Minor-version: 1
+C-Source-Files: c-com.c
+C-libraries: ole32.lib
+        uuid.lib
+        shell32.lib
+        comdlg32.lib
+        comctl32.lib
+        user32.lib
+        gdi32.lib
+        advapi32.lib
+        htmlhelp.lib
+Library-Pack: GUI
+Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
+              All rights reserved.
+License:      See License.txt in this distribution for details.
+Warranty:     Distributed WITHOUT WARRANTY OF ANY KIND
+Platforms: aarch64-darwin
+           arm-linux
+           x86-freebsd
+           x86-linux
+           x86-netbsd
+           x86_64-darwin
+           x86_64-freebsd
+           x86_64-linux
+           x86_64-netbsd
diff --git a/sources/dylan/dylan-win32.lid b/sources/dylan/dylan-win32.lid
index 3c28b5f6d9..b883341478 100644
--- a/sources/dylan/dylan-win32.lid
+++ b/sources/dylan/dylan-win32.lid
@@ -2,7 +2,6 @@ Library:      dylan
 Author:       Gary Palter
 Synopsis:     Win32 specific options for the Functional Objects Dylan library
 Executable:   DxDYLAN
-Base-Address: 0x66E00000
 RC-Files:     version.rc
 LID:          dylan.lid
 Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
diff --git a/sources/environment/tools/project-settings.dylan b/sources/environment/tools/project-settings.dylan
index db4af45824..9388c775ad 100644
--- a/sources/environment/tools/project-settings.dylan
+++ b/sources/environment/tools/project-settings.dylan
@@ -85,8 +85,6 @@ define pane <link-settings-page> ()
     required-init-keyword: target-type:;
   sealed slot %interface-type :: <project-interface-type>,
     required-init-keyword: interface-type:;
-  sealed slot %base-address :: false-or(<machine-word>),
-    required-init-keyword: base-address:;
   sealed slot %major-version :: false-or(<integer>),
     required-init-keyword: major-version:;
   sealed slot %minor-version :: false-or(<integer>),
@@ -140,14 +138,6 @@ define pane <link-settings-page> ()
          value-changed-callback: method (gadget)
                                    pane.%interface-type := gadget.gadget-value
                                  end);
-  pane %base-address-pane (pane)
-    make(<text-field>,
-         enabled?: pane.%enabled?,
-         value-type: <machine-word>,
-         value: pane.%base-address,
-         value-changing-callback: method (gadget)
-                                    pane.%base-address := gadget.gadget-value
-                                  end);
   pane %major-version-pane (pane)
     make(<text-field>,
          enabled?: pane.%enabled?,
@@ -175,13 +165,6 @@ define pane <link-settings-page> ()
                       vector(make(<label>, label: "Type:"),
                              pane.%target-type-pane)))
       end grouping;
-      grouping ("Base address", max-width: $fill)
-        make(<table-layout>,
-             y-spacing: 2,
-             contents:
-               vector(vector(make(<label>, label: "Address:"),
-                             pane.%base-address-pane)));
-      end grouping;
       grouping ("Version information", max-width: $fill)
         make(<table-layout>,
              y-spacing: 2,
@@ -335,7 +318,6 @@ define frame <project-settings-dialog> (<property-frame>)
            target-name:    project.project-build-filename,
            target-type:    project.project-target-type,
            interface-type: project.project-interface-type,
-           base-address:   can-be-built? & project.project-base-address,
            major-version:  can-be-built? & project.project-major-version,
            minor-version:  can-be-built? & project.project-minor-version)
     end;
@@ -411,7 +393,6 @@ define method update-project-settings
     project.project-build-filename   := link-page.%target-name;
     project.project-target-type      := link-page.%target-type;
     project.project-interface-type   := link-page.%interface-type;
-    project.project-base-address     := link-page.%base-address;
     project.project-major-version    := link-page.%major-version;
     project.project-minor-version    := link-page.%minor-version;
   end;
@@ -437,14 +418,6 @@ define method valid-project-settings?
     let target-name = link-page.%target-name;
     validate(target-name ~== #f,
              "The target file name must not be empty.");
-    // Validate DLL base address. Check the text size first so we can
-    // distinguish between no setting and bogus text.
-    let base-address = link-page.%base-address;
-    if (size(link-page.%base-address-pane.gadget-text) > 0)
-      validate(base-address ~= #f,
-               "The base address must be an unsigned hexadecimal integer,"
-                 " or you may leave it blank to have one automatically assigned.");
-    end;
     // Validate version information.
     let major-version = link-page.%major-version;
     let minor-version = link-page.%minor-version;
diff --git a/sources/examples/c-ffi/taskbar-icons/status-buttons/status-buttons.hdp b/sources/examples/c-ffi/taskbar-icons/status-buttons/status-buttons.hdp
index 62775ce6fb..c7f440aeb8 100644
--- a/sources/examples/c-ffi/taskbar-icons/status-buttons/status-buttons.hdp
+++ b/sources/examples/c-ffi/taskbar-icons/status-buttons/status-buttons.hdp
@@ -5,7 +5,6 @@ files:	library
 	module
 	status-buttons
 subprojects:	..\status-icons\status-icons.hdp
-base-address:	0x64FA0000
 start-function:	main
 linker-options:	$(guilflags)
 c-header-files:	taskbar-error.ico
diff --git a/sources/examples/c-ffi/taskbar-icons/status-icons/status-icons.hdp b/sources/examples/c-ffi/taskbar-icons/status-icons/status-icons.hdp
index 1af64f68a5..f37e89bdd5 100644
--- a/sources/examples/c-ffi/taskbar-icons/status-icons/status-icons.hdp
+++ b/sources/examples/c-ffi/taskbar-icons/status-icons/status-icons.hdp
@@ -7,7 +7,6 @@ files:	library
 	c-interface
 	start
 subprojects:	..\win32-taskbar\win32-taskbar.hdp
-base-address:	0x64FC0000
 start-function:	main
 linker-options:	$(guilflags)
 c-header-files:	taskbar-error.ico
diff --git a/sources/examples/c-ffi/taskbar-icons/win32-taskbar/win32-taskbar.hdp b/sources/examples/c-ffi/taskbar-icons/win32-taskbar/win32-taskbar.hdp
index 72f33e2637..8ca2058192 100644
--- a/sources/examples/c-ffi/taskbar-icons/win32-taskbar/win32-taskbar.hdp
+++ b/sources/examples/c-ffi/taskbar-icons/win32-taskbar/win32-taskbar.hdp
@@ -4,7 +4,6 @@ library:	win32-taskbar
 files:	library
 	module
 	win32-taskbar
-base-address:	0x64FE0000
 start-function:	main
 c-libraries:	C:\MSDEV\lib\Shell32.lib
 major-version:	2
diff --git a/sources/examples/console/towers-of-hanoi/hanoi.hdp b/sources/examples/console/towers-of-hanoi/hanoi.hdp
index 3be232ce03..148a712a45 100644
--- a/sources/examples/console/towers-of-hanoi/hanoi.hdp
+++ b/sources/examples/console/towers-of-hanoi/hanoi.hdp
@@ -4,7 +4,6 @@ library:	hanoi
 files:	library
 	hanoi
 	start
-base-address:	0x63F40000
 start-function:	play-hanoi
 major-version:	2
 minor-version:	1
diff --git a/sources/examples/documentation/task-list-1/task-list.hdp b/sources/examples/documentation/task-list-1/task-list.hdp
index c23cdd125f..edf768598d 100644
--- a/sources/examples/documentation/task-list-1/task-list.hdp
+++ b/sources/examples/documentation/task-list-1/task-list.hdp
@@ -4,7 +4,6 @@ files:	library
 	module
 	task-list
 	frame
-base-address:	0x64FE0000
 linker-options:	$(guilflags)
 major-version:	2
 minor-version:	1
diff --git a/sources/examples/documentation/task-list-2/task-list.hdp b/sources/examples/documentation/task-list-2/task-list.hdp
index c23cdd125f..edf768598d 100644
--- a/sources/examples/documentation/task-list-2/task-list.hdp
+++ b/sources/examples/documentation/task-list-2/task-list.hdp
@@ -4,7 +4,6 @@ files:	library
 	module
 	task-list
 	frame
-base-address:	0x64FE0000
 linker-options:	$(guilflags)
 major-version:	2
 minor-version:	1
diff --git a/sources/examples/gui/duim-gl-demo/duim-gl-demo.lid b/sources/examples/gui/duim-gl-demo/duim-gl-demo.lid
index 47a15701dc..53ee950879 100644
--- a/sources/examples/gui/duim-gl-demo/duim-gl-demo.lid
+++ b/sources/examples/gui/duim-gl-demo/duim-gl-demo.lid
@@ -4,7 +4,6 @@ files:	library
 	module
         duim-gl
 	duim-gl-demo
-base-address:	0x64F80000
 start-function:	main
 linker-options:	$(guilflags)
 major-version:	2
diff --git a/sources/examples/odbc/employee-explorer/employee-explorer.hdp b/sources/examples/odbc/employee-explorer/employee-explorer.hdp
index 446c8dc6ae..d26478d5d5 100644
--- a/sources/examples/odbc/employee-explorer/employee-explorer.hdp
+++ b/sources/examples/odbc/employee-explorer/employee-explorer.hdp
@@ -6,7 +6,6 @@ files:	library
 	back-end
 	frame
 	employee-explorer
-base-address:	0x64FE0000
 start-function:	main
 linker-options:	$(guilflags)
 c-header-files:	serf-eyes.ico
diff --git a/sources/examples/odbc/select-viewer/select-viewer.hdp b/sources/examples/odbc/select-viewer/select-viewer.hdp
index 468a56979f..7ece653ebe 100644
--- a/sources/examples/odbc/select-viewer/select-viewer.hdp
+++ b/sources/examples/odbc/select-viewer/select-viewer.hdp
@@ -6,7 +6,6 @@ files:	library
 	select-viewer
 	odbc-back-end
 	start
-base-address:	0x64FE0000
 start-function:	main
 linker-options:	$(guilflags)
 major-version:	2
diff --git a/sources/io/win32-io.lid b/sources/io/win32-io.lid
index 07e23f5d72..63c93b1990 100644
--- a/sources/io/win32-io.lid
+++ b/sources/io/win32-io.lid
@@ -32,7 +32,6 @@ Major-Version: 2
 Minor-Version: 1
 Target-Type:   dll
 Executable:    DxIO
-Base-Address:  0x66C00000
 RC-Files:      version.rc
 Library-Pack:  Core
 Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
diff --git a/sources/lib/big-integers/big-integers-win32.lid b/sources/lib/big-integers/big-integers-win32.lid
index 89a556c164..35863684a0 100644
--- a/sources/lib/big-integers/big-integers-win32.lid
+++ b/sources/lib/big-integers/big-integers-win32.lid
@@ -2,7 +2,6 @@ Library:      big-integers
 Author:       Gary Palter
 Synopsis:     Win32 specific options for the Functional Objects Big-Integers library
 Executable:   DxBIGINT
-Base-Address: 0x66B60000
 Library-Pack: Core
 RC-Files:     version.rc
 LID:          big-integers.lid
diff --git a/sources/lib/c-ffi/win32-c-ffi.lid b/sources/lib/c-ffi/win32-c-ffi.lid
index e1ee3438cb..40acacc0be 100644
--- a/sources/lib/c-ffi/win32-c-ffi.lid
+++ b/sources/lib/c-ffi/win32-c-ffi.lid
@@ -1,6 +1,5 @@
 Library:       c-ffi
 Executable:    DxCFFI
-Base-Address:  0x66CE0000
 Major-Version: 2
 Minor-Version: 1
 Library-Pack:  Core
diff --git a/sources/lib/commands/commands-win32.lid b/sources/lib/commands/commands-win32.lid
index cc474e9f40..97935c7385 100644
--- a/sources/lib/commands/commands-win32.lid
+++ b/sources/lib/commands/commands-win32.lid
@@ -1,7 +1,6 @@
 Library:      Commands
 Synopsis:     Win32 specific options for the Functional Objects Commands library
 Author:       Scott McKay, Hugh Greene
-Base-address: 0x66B20000
 Executable:   DxCOMMND
 Library-Pack: Core
 RC-Files:     version.rc
diff --git a/sources/lib/dood/win32-dood.lid b/sources/lib/dood/win32-dood.lid
index fe0ac2272e..588804c31f 100644
--- a/sources/lib/dood/win32-dood.lid
+++ b/sources/lib/dood/win32-dood.lid
@@ -2,7 +2,6 @@ Library:      dood
 Synopsis:     The Dylan object-oriented database
 Author:       Jonathan Bachrach
 Executable:   DxDOOD
-Base-Address: 0x66AA0000
 Library-Pack: DOOD
 RC-Files:     version.rc
 LID:          dood.lid
diff --git a/sources/lib/generic-arithmetic/generic-arithmetic-win32.lid b/sources/lib/generic-arithmetic/generic-arithmetic-win32.lid
index 313208d4f4..9437969892 100644
--- a/sources/lib/generic-arithmetic/generic-arithmetic-win32.lid
+++ b/sources/lib/generic-arithmetic/generic-arithmetic-win32.lid
@@ -2,7 +2,6 @@ Library:      generic-arithmetic
 Author:       Gary Palter
 Synopsis:     Win32 specific options for the Functional Objects Generic-Arithmetic library
 Executable:   DxGARITH
-Base-Address: 0x66BC0000
 Library-Pack: Core
 RC-Files:     version.rc
 LID:          generic-arithmetic.lid
diff --git a/sources/lib/midi/win32-midi.lid b/sources/lib/midi/win32-midi.lid
index 1ab1aa97cc..f4ee845d27 100644
--- a/sources/lib/midi/win32-midi.lid
+++ b/sources/lib/midi/win32-midi.lid
@@ -6,7 +6,6 @@ Files:	library
 	midi
 	win32-midi
 Executable: DxMIDI
-Base-Address: 0x64a80000
 Major-Version: 2
 Minor-Version: 1
 Compilation-Mode: tight
diff --git a/sources/network/examples/daytime-client/daytime-client.hdp b/sources/network/examples/daytime-client/daytime-client.hdp
index b0936d03dd..686ef960f4 100644
--- a/sources/network/examples/daytime-client/daytime-client.hdp
+++ b/sources/network/examples/daytime-client/daytime-client.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	daytime-client
 files:	library
 	daytime-client
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	loose
diff --git a/sources/network/examples/daytime-server/daytime-server.hdp b/sources/network/examples/daytime-server/daytime-server.hdp
index e96e1b99d3..08ab07a0c2 100644
--- a/sources/network/examples/daytime-server/daytime-server.hdp
+++ b/sources/network/examples/daytime-server/daytime-server.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	daytime-server
 files:	library
 	daytime-server
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	loose
diff --git a/sources/network/examples/echo-client/echo-client.hdp b/sources/network/examples/echo-client/echo-client.hdp
index 02e6960362..957c402b4d 100644
--- a/sources/network/examples/echo-client/echo-client.hdp
+++ b/sources/network/examples/echo-client/echo-client.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	echo-client
 files:	library
 	echo-client
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	loose
diff --git a/sources/network/examples/echo-server/echo-server.hdp b/sources/network/examples/echo-server/echo-server.hdp
index 83f6afd0b5..b0cbd07507 100644
--- a/sources/network/examples/echo-server/echo-server.hdp
+++ b/sources/network/examples/echo-server/echo-server.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	echo-server
 files:	library
 	echo-server
-base-address:	0x63FE0000
 major-version:	2
 minor-version:	1
 compilation-mode:	loose
diff --git a/sources/network/win32-network.lid b/sources/network/win32-network.lid
index 54e6cb24b6..59fc5f9d5b 100644
--- a/sources/network/win32-network.lid
+++ b/sources/network/win32-network.lid
@@ -2,7 +2,6 @@ Library:      network
 Author:       Andy Armstrong
 Synopsis:     Win32 version of the Functional Objects Network library
 Executable:   DxNETWRK
-Base-Address: 0x65140000
 Library-Pack: Network
 RC-Files:     version.rc
 Target-Type:  dll
diff --git a/sources/ole/com/com.lid b/sources/ole/com/com.lid
index feb4640455..8eeb7cd556 100644
--- a/sources/ole/com/com.lid
+++ b/sources/ole/com/com.lid
@@ -2,7 +2,6 @@ Library:      COM
 Synopsis:     Interface to the Microsoft "Component Object Model".
 Executable:   DxCOM
 Target-Type:  DLL
-Base-Address: 0x65700000
 Library-Pack: OLE
 Major-Version: 2
 Minor-Version: 1
diff --git a/sources/ole/com/tests/com-test.hdp b/sources/ole/com/tests/com-test.hdp
index 7df2a3759c..6e9ab0fdb0 100644
--- a/sources/ole/com/tests/com-test.hdp
+++ b/sources/ole/com/tests/com-test.hdp
@@ -4,7 +4,6 @@ library:	com-test
 files:	library
 	istream
 	suite
-base-address:	0x63FE0000
 start-function:	run-suite
 major-version:	2
 minor-version:	1
diff --git a/sources/ole/duim-ole-container/duim-ole-container.lid b/sources/ole/duim-ole-container/duim-ole-container.lid
index 57e82ba681..fd1f14a97b 100644
--- a/sources/ole/duim-ole-container/duim-ole-container.lid
+++ b/sources/ole/duim-ole-container/duim-ole-container.lid
@@ -1,7 +1,6 @@
 Library:      DUIM-OLE-container
 Synopsis:     Extends DUIM with the ability to create OLE container applications.
 Executable:   DxDOCON
-Base-Address: 0x65000000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/duim-ole-control/duim-ole-control.lid b/sources/ole/duim-ole-control/duim-ole-control.lid
index 8b187fb94f..a9fd3e833e 100644
--- a/sources/ole/duim-ole-control/duim-ole-control.lid
+++ b/sources/ole/duim-ole-control/duim-ole-control.lid
@@ -2,7 +2,6 @@ Library:      DUIM-OLE-Control
 Synopsis:     Support for creating an OLE Control using DUIM.
 Executable:   DxDOLEC
 Target-type:  DLL
-Base-Address: 0x65080000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/duim-ole-server/duim-ole-server.lid b/sources/ole/duim-ole-server/duim-ole-server.lid
index 22914f385d..bdb4290507 100644
--- a/sources/ole/duim-ole-server/duim-ole-server.lid
+++ b/sources/ole/duim-ole-server/duim-ole-server.lid
@@ -1,6 +1,5 @@
 Library:      DUIM-OLE-server
 Executable:   DxDOLES
-Base-Address: 0x652C0000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/examples/bank/Client/bank-client.hdp b/sources/ole/examples/bank/Client/bank-client.hdp
index 3ab610ec06..c73df81d64 100644
--- a/sources/ole/examples/bank/Client/bank-client.hdp
+++ b/sources/ole/examples/bank/Client/bank-client.hdp
@@ -6,7 +6,6 @@ files:	client-library
 	client-frame
 	client-main
 subprojects:	..\interface\bank-interface.hdp
-base-address:	0x63D00000
 linker-options:	$(guilflags)
 major-version:	2
 minor-version:	1
diff --git a/sources/ole/examples/bank/Interface/bank-interface.hdp b/sources/ole/examples/bank/Interface/bank-interface.hdp
index 5713e79f45..f7f90c6805 100644
--- a/sources/ole/examples/bank/Interface/bank-interface.hdp
+++ b/sources/ole/examples/bank/Interface/bank-interface.hdp
@@ -3,7 +3,6 @@ format-version:	2
 library:	bank-interface
 files:	interface-library
 	interface
-base-address:	0x63F40000
 major-version:	2
 minor-version:	1
 compilation-mode:	tight
diff --git a/sources/ole/examples/bank/Server/bank-server.hdp b/sources/ole/examples/bank/Server/bank-server.hdp
index bef6a0af06..828d6a837b 100644
--- a/sources/ole/examples/bank/Server/bank-server.hdp
+++ b/sources/ole/examples/bank/Server/bank-server.hdp
@@ -7,7 +7,6 @@ files:	server-library
 	server-frame
 	server-main
 subprojects:	..\interface\bank-interface.hdp
-base-address:	0x63BE0000
 linker-options:	$(guilflags)
 major-version:	2
 minor-version:	1
diff --git a/sources/ole/ole-automation/ole-automation.lid b/sources/ole/ole-automation/ole-automation.lid
index 5bac85d891..8691db8639 100644
--- a/sources/ole/ole-automation/ole-automation.lid
+++ b/sources/ole/ole-automation/ole-automation.lid
@@ -1,7 +1,6 @@
 Library:      OLE-Automation
 Executable:   DxOLEAUT
 Target-type:  DLL
-Base-Address: 0x65580000
 Library-Pack: OLE
 RC-Files:     version.rc
 major-version: 2
diff --git a/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests-server.lid b/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests-server.lid
index abe01cdb25..cbc1859611 100644
--- a/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests-server.lid
+++ b/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests-server.lid
@@ -7,7 +7,6 @@ files:	library-server
 	inproc
 subprojects:	..\..\..\com\com.hdp
 	..\..\ole-automation.hdp
-base-address:	0x63EC0000
 debug-command:	regsvr32
 debug-arguments:	parameter-type-tests-server.dll
 start-function:	
diff --git a/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests.lid b/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests.lid
index da4151f50d..2b664bc4d0 100644
--- a/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests.lid
+++ b/sources/ole/ole-automation/tests/parameter-type-tests/parameter-type-tests.lid
@@ -7,7 +7,6 @@ files:	library
 	run
 subprojects:	..\..\..\com\com.hdp
 	..\..\ole-automation.hdp
-base-address:	0x63EC0000
 start-function:	run-suite
 major-version:	2
 minor-version:	1
diff --git a/sources/ole/ole-container/ole-container.lid b/sources/ole/ole-container/ole-container.lid
index 12fc67b726..b832213bef 100644
--- a/sources/ole/ole-container/ole-container.lid
+++ b/sources/ole/ole-container/ole-container.lid
@@ -2,7 +2,6 @@ Library:      OLE-Container
 Synopsis:     Utility library for creating OLE container applications 
 	      using the Win32 API for the user interface.
 Executable:   DxOLECON
-Base-Address: 0x65020000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/ole-control-framework/ole-control-framework.lid b/sources/ole/ole-control-framework/ole-control-framework.lid
index c063b5906e..a92a8bf461 100644
--- a/sources/ole/ole-control-framework/ole-control-framework.lid
+++ b/sources/ole/ole-control-framework/ole-control-framework.lid
@@ -2,7 +2,6 @@ Library:      OLE-Control-Framework
 Synopsis:     High-level support for OLE Controls.
 Author:       David N. Gray
 Executable:   DxOLECFR
-Base-Address: 0x650e0000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/ole-controls/ole-controls.lid b/sources/ole/ole-controls/ole-controls.lid
index 2922730b87..48c9aa9b68 100644
--- a/sources/ole/ole-controls/ole-controls.lid
+++ b/sources/ole/ole-controls/ole-controls.lid
@@ -3,7 +3,6 @@ Synopsis:     Windows OLE Controls low-level API (OLECTL.H and OLEPRO32.DLL)
 Author:       David N. Gray
 Executable:   DxOLECTL
 Target-type:  DLL
-Base-Address: 0x65460000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/ole/ole-dialogs/ole-dialogs.lid b/sources/ole/ole-dialogs/ole-dialogs.lid
index 565f11a638..e073b2144e 100644
--- a/sources/ole/ole-dialogs/ole-dialogs.lid
+++ b/sources/ole/ole-dialogs/ole-dialogs.lid
@@ -1,7 +1,6 @@
 Library:      OLE-Dialogs
 Executable:   DxOLEDLG
 Target-type:  DLL
-Base-Address: 0x65520000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/ole/ole-server/ole-server.lid b/sources/ole/ole-server/ole-server.lid
index 444caf5d02..1657ea43bb 100644
--- a/sources/ole/ole-server/ole-server.lid
+++ b/sources/ole/ole-server/ole-server.lid
@@ -1,6 +1,5 @@
 Library:      OLE-Server
 Executable:   DxOLESVR
-Base-Address: 0x653E0000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/ole/ole/ole.lid b/sources/ole/ole/ole.lid
index d0c8df2fd0..a6ddc0753f 100644
--- a/sources/ole/ole/ole.lid
+++ b/sources/ole/ole/ole.lid
@@ -2,7 +2,6 @@ Library:      OLE
 Synopsis:     FFI interfaces to Microsoft Windows OLE features from "OLE2.H".
 Executable:   DxOLE
 Target-type:  DLL
-Base-Address: 0x65680000
 Library-Pack: OLE
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/ole/win32-automation/win32-automation.lid b/sources/ole/win32-automation/win32-automation.lid
index 94e7386b22..923228fe68 100644
--- a/sources/ole/win32-automation/win32-automation.lid
+++ b/sources/ole/win32-automation/win32-automation.lid
@@ -1,6 +1,5 @@
 Library:      win32-Automation
 Target-type:  DLL
-Base-Address: 0x65590000
 Library-Pack: OLE
 major-version: 2
 minor-version: 1
diff --git a/sources/project-manager/tools-interface/library.dylan b/sources/project-manager/tools-interface/library.dylan
index 9bb5aa9a82..6e7a62a010 100644
--- a/sources/project-manager/tools-interface/library.dylan
+++ b/sources/project-manager/tools-interface/library.dylan
@@ -45,7 +45,7 @@ define module tools-interface
          project-information-target-type, project-information-executable,
          project-information-compilation-mode,
          project-information-major-version, project-information-minor-version,
-         project-information-base-address, project-information-remaining-keys,
+         project-information-remaining-keys,
          project-information-files-setter,
          project-information-subprojects-setter,
          project-information-library-setter,
@@ -54,7 +54,6 @@ define module tools-interface
          project-information-compilation-mode-setter,
          project-information-major-version-setter,
          project-information-minor-version-setter,
-         project-information-base-address-setter,
          project-information-remaining-keys-setter;
 
   export read-keyword-pair-file, read-keyword-pair-stream;
diff --git a/sources/project-manager/tools-interface/project-files.dylan b/sources/project-manager/tools-interface/project-files.dylan
index 744f0c34b6..68a3ab2082 100644
--- a/sources/project-manager/tools-interface/project-files.dylan
+++ b/sources/project-manager/tools-interface/project-files.dylan
@@ -34,8 +34,6 @@ define class <project-information> (<object>)
     init-keyword: major-version:;
   slot project-information-minor-version :: <integer> = 0,
     init-keyword: minor-version:;
-  slot project-information-base-address :: false-or(<machine-word>) = #f,
-    init-keyword: base-address:;
   slot project-information-remaining-keys :: false-or(<table>) = #f,
     init-keyword: remaining-keys:;
 end class <project-information>;
@@ -100,12 +98,7 @@ define function write-project-to-stream
   t[compilation-mode:] := as(<string>, p.project-information-compilation-mode);
   t[major-version:] := integer-to-string(p.project-information-major-version);
   t[minor-version:] := integer-to-string(p.project-information-minor-version);
-  if (p.project-information-base-address)
-    t[base-address:]
-      := machine-word-to-string(p.project-information-base-address, prefix: "0x");
-  else
-    remove-key!(t, base-address:);
-  end if;
+  remove-key!(t, base-address:);
 
   if (version ~= 1 & version ~= 2)
     error("attempt to write unknown project version: %d", version);
@@ -233,16 +226,6 @@ define function read-project-from-stream
     end if;
   end if;
 
-  let (base-address, line) = single-key((base-address:).key, base-address:);
-  if (base-address)
-    let i = string-to-machine-word(base-address, default: #f);
-    if (i)
-      p.project-information-base-address := i;
-    else
-      err("base-address \"%s\" is not a hex number", list(base-address), line: line);
-    end if;
-  end if;
-
   if (error?)
     tool-error("an error occurred reading project file, halting", serious?: #t);
   end if;
diff --git a/sources/project-manager/user-projects/save-project.dylan b/sources/project-manager/user-projects/save-project.dylan
index f70c2e8f82..ad38d954e8 100644
--- a/sources/project-manager/user-projects/save-project.dylan
+++ b/sources/project-manager/user-projects/save-project.dylan
@@ -152,8 +152,7 @@ define function save-lid-info
                                      p.project-lid-location.locator-directory))
                  end;
   save-single-value(stream, #"executable", executable);
-  save-single-value(stream, #"base-address",
-                    base-address-string | compute-base-address(p, #f));
+  save-single-value(stream, #"base-address", base-address-string);
   save-single-value(stream, #"debug-command", debug-command);
   save-single-value(stream, #"debug-arguments", debug-arguments-string);
   save-single-value(stream, #"debug-machine", debug-machine);
@@ -385,41 +384,3 @@ define method destructure-flat-assoc-list (list-seq :: <sequence>, rank == 3,
 
   table
 end;
-
-
-/// All Functional Developer DLLs that may be used by user libraries reside above
-/// this address.  Consequently, it's an upper bound for the base for user
-/// libraries including our private libraries (e.g., the compiler and environment)
-define constant $top-for-user-libraries = #x64000;
-
-/// Presume that user libraries fit into 32 pages (128K)
-define constant $allowance-for-user-libraries = #x20;
-define method library-base (#key base-address = #f, #all-keys)
- => (base :: false-or(<machine-word>))
-  base-address
-end method;
-
-define method compute-base-address (project :: <lid-project>, explicit-base :: false-or(<machine-word>))
- => (computed-base :: <string>)
-  let base-address =
-    explicit-base
-    | begin
-        let baseless-libraries = 1;
-        let top = $top-for-user-libraries;
-        let projects = all-used-projects(project);
-        for (p in projects)
-          let base = apply(library-base, project-build-settings(p));
-          if (base)
-            let base :: <machine-word> = base;
-            top := min(top,
-                       as(<integer>, machine-word-unsigned-shift-right(base, 12)))
-          else
-            baseless-libraries := baseless-libraries + 1
-          end
-        end;
-        let machine-word :: <machine-word> =
-          as(<machine-word>, top - baseless-libraries * $allowance-for-user-libraries);
-        machine-word-unsigned-shift-left(machine-word, 12)
-      end begin;
-  machine-word-to-string(base-address, prefix: "0x")
-end method compute-base-address;
diff --git a/sources/system/x86-win32-system.lid b/sources/system/x86-win32-system.lid
index c35fad1081..9ae01fcf70 100644
--- a/sources/system/x86-win32-system.lid
+++ b/sources/system/x86-win32-system.lid
@@ -32,7 +32,6 @@ C-Libraries: advapi32.lib
              shell32.lib
 Library-Pack: Core
 Executable:   DxSYSTEM
-Base-Address: 0x66D20000
 RC-Files:     version.rc
 Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
               All rights reserved.
diff --git a/sources/win32/win32-common/win32-common.lid b/sources/win32/win32-common/win32-common.lid
index 3bd8ab0864..15b2581974 100644
--- a/sources/win32/win32-common/win32-common.lid
+++ b/sources/win32/win32-common/win32-common.lid
@@ -2,7 +2,6 @@ Library:      Win32-common
 Synopsis:     Declarations used by the other Win32 API libraries.
 Executable:   DxW32CMN
 Target-type:  DLL
-Base-Address: 0x66980000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-controls/win32-controls.lid b/sources/win32/win32-controls/win32-controls.lid
index 6d33750ed0..5f706534d3 100644
--- a/sources/win32/win32-controls/win32-controls.lid
+++ b/sources/win32/win32-controls/win32-controls.lid
@@ -2,7 +2,6 @@ Library:      Win32-controls
 Synopsis:     Win32 API for Windows Common Controls.
 Executable:   DxW32CTL
 Target-type:  DLL
-Base-Address: 0x66660000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-dde/win32-dde.lid b/sources/win32/win32-dde/win32-dde.lid
index 2e3ffcf50e..e7e51b0ce2 100644
--- a/sources/win32/win32-dde/win32-dde.lid
+++ b/sources/win32/win32-dde/win32-dde.lid
@@ -2,7 +2,6 @@ Library:      Win32-DDE
 Synopsis:     Win32 API for "DDE"
 Executable:   DxW32DDE
 Target-type:  DLL
-Base-Address: 0x66500000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-dialog/win32-dialog.lid b/sources/win32/win32-dialog/win32-dialog.lid
index 4a51f1bc27..08da5d2aae 100644
--- a/sources/win32/win32-dialog/win32-dialog.lid
+++ b/sources/win32/win32-dialog/win32-dialog.lid
@@ -2,7 +2,6 @@ Library:      Win32-dialog
 Synopsis:     Win32 API for common dialog boxes
 Executable:   DxW32DLG
 Target-type:  DLL
-Base-Address: 0x66700000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-gdi/win32-gdi.lid b/sources/win32/win32-gdi/win32-gdi.lid
index 184299324b..0b274cb95c 100644
--- a/sources/win32/win32-gdi/win32-gdi.lid
+++ b/sources/win32/win32-gdi/win32-gdi.lid
@@ -2,7 +2,6 @@ Library:      Win32-GDI
 Synopsis:     Win32 API for "Graphics Device Interface" in "GDI32.DLL".
 Executable:   DxW32GDI
 Target-type:  DLL
-Base-Address: 0x66760000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-gl/win32-gl.lid b/sources/win32/win32-gl/win32-gl.lid
index ca12d238a7..b2db55056e 100644
--- a/sources/win32/win32-gl/win32-gl.lid
+++ b/sources/win32/win32-gl/win32-gl.lid
@@ -2,7 +2,6 @@ Library:      win32-gl
 Synopsis:     FFI bindings for the Win32 OpenGL implementation.
 Executable:   DxW32GL
 Target-Type:  DLL
-Base-Address: 0x66300000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/win32/win32-glu/win32-glu.lid b/sources/win32/win32-glu/win32-glu.lid
index 2c89bb7d24..a351972229 100644
--- a/sources/win32/win32-glu/win32-glu.lid
+++ b/sources/win32/win32-glu/win32-glu.lid
@@ -2,7 +2,6 @@ Library:       win32-glu
 Synopsis:      Win32 bindings for the OpenGL utilities
 Executable:    DxW32GLU
 Target-Type:   DLL
-Base-Address:  0x662A0000
 Library-Pack:  Win32
 RC-Files:      version.rc
 Major-Version: 2
diff --git a/sources/win32/win32-html-help/win32-html-help.lid b/sources/win32/win32-html-help/win32-html-help.lid
index 70ee01857b..bf79f44698 100644
--- a/sources/win32/win32-html-help/win32-html-help.lid
+++ b/sources/win32/win32-html-help/win32-html-help.lid
@@ -1,6 +1,5 @@
 Library:      Win32-HTML-Help
 Executable:   DxHTMHLP
-Base-Address: 0x66420000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-Version: 2
diff --git a/sources/win32/win32-kernel/win32-kernel.lid b/sources/win32/win32-kernel/win32-kernel.lid
index 9f2dc62739..5f565df41c 100644
--- a/sources/win32/win32-kernel/win32-kernel.lid
+++ b/sources/win32/win32-kernel/win32-kernel.lid
@@ -2,7 +2,6 @@ Library:      Win32-kernel
 Synopsis:     Win32 API for non-GUI system services in "KERNEL32.DLL"
 Executable:   DxW32KNL
 Target-type:  DLL
-Base-Address: 0x66900000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-multimedia/win32-multimedia.lid b/sources/win32/win32-multimedia/win32-multimedia.lid
index 52a157e776..bc27adaabc 100644
--- a/sources/win32/win32-multimedia/win32-multimedia.lid
+++ b/sources/win32/win32-multimedia/win32-multimedia.lid
@@ -1,7 +1,6 @@
 Library:       Win32-multimedia
 Executable:    DxW32MM
 Target-Type:   DLL
-Base-Address:  0x66360000
 Library-Pack:  Win32
 RC-Files:      version.rc
 Major-Version: 2
diff --git a/sources/win32/win32-registry/win32-registry.lid b/sources/win32/win32-registry/win32-registry.lid
index 0c3dd3a0f7..876bb7bb8d 100644
--- a/sources/win32/win32-registry/win32-registry.lid
+++ b/sources/win32/win32-registry/win32-registry.lid
@@ -2,7 +2,6 @@ Library:      Win32-Registry
 Synopsis:     Win32 API for the System Registry.
 Executable:   DxW32REG
 Target-type:  DLL
-Base-Address: 0x665C0000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-resources/win32-resources.lid b/sources/win32/win32-resources/win32-resources.lid
index 207de458cf..c0e9bfdb61 100644
--- a/sources/win32/win32-resources/win32-resources.lid
+++ b/sources/win32/win32-resources/win32-resources.lid
@@ -16,7 +16,6 @@ Major-Version: 2
 Minor-Version: 1
 Executable:   DxW32RES
 Target-Type:  DLL
-Base-Address: 0x66560000
 Library-Pack: Win32
 RC-Files:     version.rc
 Copyright:    Original Code is Copyright (c) 1995-2004 Functional Objects, Inc.
diff --git a/sources/win32/win32-rich-edit/win32-rich-edit.lid b/sources/win32/win32-rich-edit/win32-rich-edit.lid
index 6cd4d17f2a..42f76334a8 100644
--- a/sources/win32/win32-rich-edit/win32-rich-edit.lid
+++ b/sources/win32/win32-rich-edit/win32-rich-edit.lid
@@ -1,7 +1,6 @@
 Library:      Win32-Rich-Edit
 Executable:   DxW32RED
 Target-type:  DLL
-Base-Address: 0x66600000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-shell/win32-shell.lid b/sources/win32/win32-shell/win32-shell.lid
index bae8482733..ae88f21db3 100644
--- a/sources/win32/win32-shell/win32-shell.lid
+++ b/sources/win32/win32-shell/win32-shell.lid
@@ -1,7 +1,6 @@
 Library:      Win32-shell
 Synopsis:     Translation of Microsoft "shellapi.h".
 Executable:   DxW32SHL
-Base-Address: 0x664A0000
 target-type:  DLL
 Library-Pack: Win32
 RC-Files:     version.rc
diff --git a/sources/win32/win32-user/win32-user.lid b/sources/win32/win32-user/win32-user.lid
index 8d5084175a..0dd41ac111 100644
--- a/sources/win32/win32-user/win32-user.lid
+++ b/sources/win32/win32-user/win32-user.lid
@@ -2,7 +2,6 @@ Library:      Win32-user
 Synopsis:     Win32 API for window functions implemented in "USER32.DLL".
 Executable:   DxW32USR
 Target-type:  DLL
-Base-Address: 0x66860000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2
diff --git a/sources/win32/win32-version/win32-version.lid b/sources/win32/win32-version/win32-version.lid
index 5046dd3a16..9f0e44ee9f 100644
--- a/sources/win32/win32-version/win32-version.lid
+++ b/sources/win32/win32-version/win32-version.lid
@@ -1,7 +1,6 @@
 Library:      Win32-version
 Executable:   DxW32VER
 Target-type:  DLL
-Base-Address: 0x66460000
 Library-Pack: Win32
 RC-Files:     version.rc
 Major-version: 2