--- a/src/Makefile
+++ b/src/Makefile
@@ -1,5 +1,5 @@
 OCTS = sclose.oct  connect.oct pserver.oct \
-       recv.oct  reval.oct  send.oct select_sockets.oct \
+       recv.oct  reval.oct  send.oct \
        __bw_is_locked__.oct __bw_lock_file__.oct \
        __bw_unlock_file__.oct \
        __bw_prcv__.oct __bw_psend__.oct __internal_exit__.oct \
@@ -9,6 +9,6 @@
 all: $(OCTS)
 
 %.oct: %.cc
-	mkoctfile -s $<
+	mkoctfile -s $< sock-stream.cc
 
 clean: ; rm *.o *.oct