Add stubs to test gsm0408 functionality including LAI
diff --git a/configure.in b/configure.in
index 3c08941..e3e8a3b 100644
--- a/configure.in
+++ b/configure.in
@@ -24,4 +24,5 @@
     tests/debug/Makefile
     tests/timer/Makefile
     tests/sms/Makefile
+    tests/gsm0408/Makefile
     Makefile)