NETCONF: recognize systemwide user subkeys

Change-Id: I5beaca942ac0a56b73c4e53bd6b2e3af11753ffa
diff --git a/package/czechlight-cfg-fs/czechlight-cfg-fs.mk b/package/czechlight-cfg-fs/czechlight-cfg-fs.mk
index dc459c9..bc33805 100644
--- a/package/czechlight-cfg-fs/czechlight-cfg-fs.mk
+++ b/package/czechlight-cfg-fs/czechlight-cfg-fs.mk
@@ -48,4 +48,8 @@
 endef
 OPENSSH_POST_INSTALL_TARGET_HOOKS += CZECHLIGHT_CFG_FS_OPENSSH_AUTH_PATH_PATCH
 
+NETOPEER2_CONF_OPTS += \
+		      -DNP2SRV_SSH_AUTHORIZED_KEYS_PATTERN="/cfg/ssh-user-auth/%s" \
+		      -DNP2SRV_SSH_AUTHORIZED_KEYS_ARG_IS_USERNAME=ON
+
 $(eval $(generic-package))