--- /dev/null
+++ Libc/Libc-320/threads/Makefile.inc
@@ -0,0 +1,7 @@
+.PATH: ${.CURDIR}/${MACHINE_ARCH}/threads ${.CURDIR}/threads
+
+.if exists(${.CURDIR}/${MACHINE_ARCH}/threads/Makefile.inc)
+.include "${.CURDIR}/${MACHINE_ARCH}/threads/Makefile.inc"
+.endif
+
+SRCS += cprocs.c       cthreads.c     lu_utils.c     mig_support.c