diff -ur LCG-DM-1.7.3.1.orig/config/Imake.rules LCG-DM-1.7.3.1/config/Imake.rules
--- LCG-DM-1.7.3.1.orig/config/Imake.rules	2009-09-26 11:26:50.095112437 +0200
+++ LCG-DM-1.7.3.1/config/Imake.rules	2009-09-26 11:27:12.522113078 +0200
@@ -156,7 +156,16 @@
 dest/SharedLibraryTargetName(libname): SharedLibraryTargetName(libname)	@@\
 	cp $? $@.rev					@@\
 	-rm $@						@@\
-	ln -s $?.rev $@
+	ln -s $?.rev $@					@@\
+	-rm $@.`echo rev|cut -f1 -d.`			@@\
+	ln -s $?.rev $@.`echo rev|cut -f1 -d.`
+#endif
+
+#ifndef InstallPlugin
+#define InstallPlugin(libname,rev,dest)			@@\
+dest/SharedLibraryTargetName(libname): SharedLibraryTargetName(libname)	@@\
+	-mv $@ dest/OLD$?				@@\
+	cp $? $@
 #endif
 
 #ifndef MakeDir
diff -ur LCG-DM-1.7.3.1.orig/security/Imakefile LCG-DM-1.7.3.1/security/Imakefile
--- LCG-DM-1.7.3.1.orig/security/Imakefile	2009-09-26 11:26:50.105114271 +0200
+++ LCG-DM-1.7.3.1/security/Imakefile	2009-09-26 11:27:12.523114634 +0200
@@ -214,11 +214,11 @@
 
 MakeDir($(LIB),root,bin,0755)
 
-InstallSharedLibrary(Csec_plugin_ID,$(VERSION),$(LIB))
-InstallSharedLibrary(Csec_plugin_GSI,$(VERSION),$(LIB))
-InstallSharedLibrary(Csec_plugin_GSI_thread,$(VERSION),$(LIB))
-InstallSharedLibrary(Csec_plugin_KRB5,$(VERSION),$(LIB))
-InstallSharedLibrary(Csec_plugin_KRB4,$(VERSION),$(LIB))
+InstallPlugin(Csec_plugin_ID,$(VERSION),$(LIB))
+InstallPlugin(Csec_plugin_GSI,$(VERSION),$(LIB))
+InstallPlugin(Csec_plugin_GSI_thread,$(VERSION),$(LIB))
+InstallPlugin(Csec_plugin_KRB5,$(VERSION),$(LIB))
+InstallPlugin(Csec_plugin_KRB4,$(VERSION),$(LIB))
 
 MakeDir($(LIBMANDIR),root,bin,0755)
 
diff -ur LCG-DM-1.7.3.1.orig/shlib/Imakefile LCG-DM-1.7.3.1/shlib/Imakefile
--- LCG-DM-1.7.3.1.orig/shlib/Imakefile	2009-09-26 11:26:50.106115448 +0200
+++ LCG-DM-1.7.3.1/shlib/Imakefile	2009-09-26 11:27:38.631113134 +0200
@@ -60,7 +60,9 @@
 	@mkdir tmp
 	@for i in $^ ;\
 	do (cd tmp; case $$i in *.a) $(AR) x ../$$i; rm -f $(SYMTABNAM) ;; esac) done
-	(cd tmp; $(CC) $(SHLIBLDFLAGS) -o ../$@ *.o $(SHLIBREQLIBS) -L .. -llcgdm $(LIBCSEC))
+	(cd tmp; $(CC) $(SHLIBLDFLAGS) -Wl,-soname,$@.`echo $(VERSION)|cut -f1 -d.` -o ../$@ *.o $(SHLIBREQLIBS) -L .. -llcgdm $(LIBCSEC))
+	@-rm $@.`echo $(VERSION)|cut -f1 -d.`
+	@-ln -s $@ $@.`echo $(VERSION)|cut -f1 -d.`
 	@-rm -rf tmp
 
 liblcgdm.sl liblcgdm.so liblcgdm.dynlib: $(COMMONLIB) $(SECURITYLIB)
@@ -69,7 +71,9 @@
 	@mkdir tmp
 	@for i in $^ ;\
 	do (cd tmp; $(AR) x ../$$i; rm -f $(SYMTABNAM)) done
-	(cd tmp; $(CC) $(SHLIBLDFLAGS) -o ../$@ *.o $(SHLIBREQLIBS) $(LIBCSEC))
+	(cd tmp; $(CC) $(SHLIBLDFLAGS) -Wl,-soname,$@.`echo $(VERSION)|cut -f1 -d.` -o ../$@ *.o $(SHLIBREQLIBS) $(LIBCSEC))
+	@-rm $@.`echo $(VERSION)|cut -f1 -d.`
+	@-ln -s $@ $@.`echo $(VERSION)|cut -f1 -d.`
 	@-rm -rf tmp
 
 libdpm.dll: $(RFIOLIB) $(NSLIB) $(DPMLIB)
@@ -101,6 +105,7 @@
 	@echo cleaning in CurDir
 	-@RemoveFiles(FilesToClean)
 	-@rm -rf tmp > /dev/null 2>&1
+	-@rm -f *.so.*
 #endif
 clobber:        clean