File soname.patch of Package unrar

Index: unrar/makefile
===================================================================
--- unrar.orig/makefile
+++ unrar/makefile
@@ -157,7 +157,7 @@ lib:	WHAT=RARDLL
 lib:	CXXFLAGS+=$(LIBFLAGS)
 lib:	clean $(OBJECTS) $(LIB_OBJ)
 	@rm -f libunrar.*
-	$(LINK) -shared -o libunrar.so $(LDFLAGS) $(OBJECTS) $(LIB_OBJ)
+	$(LINK) -shared -Wl,-soname,libunrar.so.$(libversion) -o libunrar.so.$(libversion) $(LDFLAGS) $(OBJECTS) $(LIB_OBJ)
 	$(AR) rcs libunrar.a $(OBJECTS) $(LIB_OBJ)
 
 install-unrar: