diff --git a/mach/sun3/libce/.distr b/mach/sun3/libce/.distr
index 4c51a90db..cb69c33b0 100644
--- a/mach/sun3/libce/.distr
+++ b/mach/sun3/libce/.distr
@@ -19,4 +19,5 @@ mlf8.s
 sbf4.s
 sbf8.s
 vars.s
+sys.s
 head_em.s
diff --git a/mach/sun3/libce/proto.make b/mach/sun3/libce/proto.make
index b8f4d9f69..48e7245f1 100644
--- a/mach/sun3/libce/proto.make
+++ b/mach/sun3/libce/proto.make
@@ -8,7 +8,8 @@ EMOBJ =	aar.o cii.o cmi.o cms.o cmu.o csa.o csb.o cuu.o dia.o exg.o fat.o \
 	inn.o lar.o los.o mon.o nop.o sar.o set.o shp.o sts.o trp.o trpstr.o
 
 FOBJ =	adf4.o adf8.o cff.o cfi.o cfu.o cif.o cmf4.o cmf8.o cuf.o dvf4.o \
-	dvf8.o fef4.o fef8.o fif4.o fif8.o mlf4.o mlf8.o sbf4.o sbf8.o vars.o
+	dvf8.o fef4.o fef8.o fif4.o fif8.o mlf4.o mlf8.o sbf4.o sbf8.o vars.o \
+	sys.o
 
 OBJ =	$(EMOBJ) $(FOBJ)
 
diff --git a/mach/sun3/libce/sys.s b/mach/sun3/libce/sys.s
new file mode 100644
index 000000000..58da5987b
--- /dev/null
+++ b/mach/sun3/libce/sys.s
@@ -0,0 +1,6 @@
+.sect .text
+.define __write, __brk
+
+__write:	jmp	(_write)
+
+__brk:		jmp	(_brk)