diff --git a/icu4c/source/config/mh-cygwin-msvc b/icu4c/source/config/mh-cygwin-msvc
index d2d5b6c5e10..0ecfbf2f9f8 100644
--- a/icu4c/source/config/mh-cygwin-msvc
+++ b/icu4c/source/config/mh-cygwin-msvc
@@ -3,7 +3,7 @@
 ## Copyright (c) 2001, International Business Machines Corporation and
 ## others. All Rights Reserved.
 ##
-## $Id: mh-cygwin-msvc,v 1.3 2003/03/19 01:56:29 grhoten-oss Exp $
+## $Id: mh-cygwin-msvc,v 1.4 2003/03/21 01:12:29 grhoten-oss Exp $
 
 ## Commands to generate dependency files
 GEN_DEPS.c=	:
@@ -105,19 +105,19 @@ LIBUSTDIO=	$(top_builddir)/extra/ustdio/libustdio$(ICULIBSUFFIX)$(SO_TARGET_VERS
 	@rc.exe /fo$@ $<
 
 ## Versioned target for a shared library.
-FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR)$(ICULIBSUFFIX).$(SO)
+FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
 MIDDLE_SO_TARGET=$(SO_TARGET)
 
 ## Versioned import library names.
 IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(IMPORT_LIB_EXT)
 IMPORT_STUBDATA_LIB = $(IMPORT_LIB)
-FINAL_IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(SO_TARGET_VERSION_MAJOR)$(ICULIBSUFFIX)$(IMPORT_LIB_EXT)
+FINAL_IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(SO_TARGET_VERSION_MAJOR)$(IMPORT_LIB_EXT)
 FINAL_IMPORT_STUBDATA_LIB = $(FINAL_IMPORT_LIB)
 
 ## Versioned libraries rules
-#%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO)
+#%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
 #	$(RM) $@ && cp $< $@
-%.$(SO): %$(SO_TARGET_VERSION_MAJOR)$(ICULIBSUFFIX).$(SO)
+%.$(SO): %$(SO_TARGET_VERSION_MAJOR).$(SO)
 	$(RM) $@ && ln -s $< $@
 
 ##  Bind internal references
diff --git a/icu4c/source/config/mh-os390 b/icu4c/source/config/mh-os390
index aa8bd829a76..e3faf9a13fc 100644
--- a/icu4c/source/config/mh-os390
+++ b/icu4c/source/config/mh-os390
@@ -3,7 +3,7 @@
 ## Copyright (c) 1999-2001, International Business Machines Corporation and
 ## others. All Rights Reserved.
 ##
-## $Id: mh-os390,v 1.46 2003/03/19 01:56:29 grhoten-oss Exp $
+## $Id: mh-os390,v 1.47 2003/03/21 01:12:29 grhoten-oss Exp $
 
 ###################################################################
 #                    IMPORTANT NOTE                               #
@@ -73,17 +73,17 @@ LD_RPATH=	-I
 LDLIBRARYPATH_ENVVAR = LIBPATH
 
 ## An import library (a.k.a. sidedeck) is needed for z/OS and MSVC
-IMPORT_LIB_EXT = .lib
+IMPORT_LIB_EXT = .x
 
 ## Versioned target for a shared library.
-FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO)
-MIDDLE_SO_TARGET= $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR)$(ICULIBSUFFIX).$(SO)
+FINAL_SO_TARGET=  $(basename $(SO_TARGET))$(SO_TARGET_VERSION).$(SO)
+MIDDLE_SO_TARGET= $(basename $(SO_TARGET))$(SO_TARGET_VERSION_MAJOR).$(SO)
 
 ## Versioned import library names.
 IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(IMPORT_LIB_EXT)
 IMPORT_STUBDATA_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(STUB_SUFFIX)$(IMPORT_LIB_EXT)
-FINAL_IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(SO_TARGET_VERSION_MAJOR)$(ICULIBSUFFIX)$(IMPORT_LIB_EXT)
-FINAL_IMPORT_STUBDATA_LIB = $(LIBICU)$(TARGET_STUBNAME)$(SO_TARGET_VERSION)$(ICULIBSUFFIX)$(STUB_SUFFIX)$(IMPORT_LIB_EXT)
+FINAL_IMPORT_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(SO_TARGET_VERSION_MAJOR)$(IMPORT_LIB_EXT)
+FINAL_IMPORT_STUBDATA_LIB = $(LIBICU)$(TARGET_STUBNAME)$(ICULIBSUFFIX)$(STUB_SUFFIX)$(SO_TARGET_VERSION)$(IMPORT_LIB_EXT)
 
 ## Shared object suffix (switch to dll for shared library build)
 SO = dll
@@ -158,9 +158,9 @@ LIBUSTDIO=	$(top_builddir)/extra/ustdio/libustdio$(ICULIBSUFFIX)$(SO_TARGET_VERS
 	@$(SHELL) -ec '$(GEN_DEPS.cc)  -f $*.u $< > /dev/null 2>&1'
 
 ## Versioned libraries rules
-%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO)
-	$(RM) $@ && ln -s $*$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO) $@
-%.$(SO): %$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO)
-	$(RM) $@ && ln -s $*$(SO_TARGET_VERSION)$(ICULIBSUFFIX).$(SO) $@
+%$(SO_TARGET_VERSION_MAJOR).$(SO): %$(SO_TARGET_VERSION).$(SO)
+	$(RM) $@ && ln -s $*$(SO_TARGET_VERSION).$(SO) $@
+%.$(SO): %$(SO_TARGET_VERSION).$(SO)
+	$(RM) $@ && ln -s $*$(SO_TARGET_VERSION).$(SO) $@
 
 ## End 390-specific setup