diff --git a/mach/em22/libpc/compmodule b/mach/em22/libpc/compmodule
new file mode 100755
index 000000000..330b4aef5
--- /dev/null
+++ b/mach/em22/libpc/compmodule
@@ -0,0 +1,2 @@
+${MACH?} -I../../../h ${MACHFL?} -LIB $1 1>&2
+echo `basename $1 $2`.m