--- a/src/Makefile
+++ b/src/Makefile
@@ -1,5 +1,9 @@
-OCTS = sclose.oct  connect.oct pserver.oct  \
-	recv.oct  reval.oct  send.oct
+OCTS = sclose.oct  connect.oct pserver.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 \
+       select.oct
 
 
 all: $(OCTS)
@@ -7,4 +11,4 @@
 %.oct: %.cc
 	mkoctfile -s $<
 
-clean: ; rm *.o core octave-core *.oct *~
+clean: ; rm *.o *.oct