[nat] Add missing Makefile.am..
diff --git a/openbsc/tests/bsc-nat/Makefile.am b/openbsc/tests/bsc-nat/Makefile.am
new file mode 100644
index 0000000..0a47e37
--- /dev/null
+++ b/openbsc/tests/bsc-nat/Makefile.am
@@ -0,0 +1,7 @@
+INCLUDES = $(all_includes) -I$(top_srcdir)/include
+AM_CFLAGS=-Wall -ggdb3
+
+noinst_PROGRAMS = bsc_nat_test
+
+bsc_nat_test_SOURCES = bsc_nat_test.c $(top_srcdir)/src/nat/bsc_filter.c
+bsc_nat_test_LDADD = $(top_builddir)/src/libbsc.a $(top_builddir)/src/libsccp.a