--- zzzz-none-000/linux-3.10.107/include/linux/sunrpc/gss_api.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/include/linux/sunrpc/gss_api.h	2021-02-04 17:41:59.000000000 +0000
@@ -151,6 +151,8 @@
 /* Fill in an array with a list of supported pseudoflavors */
 int gss_mech_list_pseudoflavors(rpc_authflavor_t *, int);
 
+struct gss_api_mech * gss_mech_get(struct gss_api_mech *);
+
 /* For every successful gss_mech_get or gss_mech_get_by_* call there must be a
  * corresponding call to gss_mech_put. */
 void gss_mech_put(struct gss_api_mech *);