--- zzzz-none-000/linux-4.9.276/drivers/isdn/Makefile	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/drivers/isdn/Makefile	2023-04-05 08:19:01.000000000 +0000
@@ -11,3 +11,6 @@
 obj-$(CONFIG_ISDN_DRV_LOOP)		+= isdnloop/
 obj-$(CONFIG_HYSDN)			+= hysdn/
 obj-$(CONFIG_ISDN_DRV_GIGASET)		+= gigaset/
+
+# AVM Driver
+obj-$(CONFIG_CAPI_OSLIB)        		+= capi_oslib/