--- a/src/osdep/unix/Makefile
+++ b/src/osdep/unix/Makefile
@@ -990,6 +990,9 @@ onceenv:
 	 -DLOCKPGM3=\"$(LOCKPGM3)\" > OSCFLAGS
 	echo $(BASELDFLAGS) $(EXTRALDFLAGS) > LDFLAGS
 	echo "$(ARRC) $(ARCHIVE) $(BINARIES) $(LIBRARIES);$(RANLIB) $(ARCHIVE)" > ARCHIVE
+	echo "`$(CAT) CCTYPE` `$(CAT) CFLAGS` `$(CAT) OSFLAGS` -shared \
+		-Wl,-soname,libc-client.so.1 -o libc-client.so.1.0.0 $(BINARIES)" \
+	>> ARCHIVE
 	echo $(ARCHIVE) > ARCHIVENAME
 	echo $(OS) > OSTYPE
 	./drivers $(EXTRADRIVERS) $(DEFAULTDRIVERS) dummy