smscb: Add some simple decoding routines for SMSCB.
diff --git a/configure.in b/configure.in
index 825152d..309aa03 100644
--- a/configure.in
+++ b/configure.in
@@ -116,4 +116,5 @@
 	tests/sms/Makefile
 	tests/msgfile/Makefile
 	tests/ussd/Makefile
+	tests/smscb/Makefile
 	Makefile)