XXX add some "struct foo;" glue for pkinit structures that isn't used

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13139 ec53bebd-3082-4978-b11e-865c3cabbd6b

kuser/kinit.c

@@ -37,6 +37,10 @@ RCSID("$Id$");
 #ifndef KRB4
 #include "krb5-v4compat.h"
 #endif
+
+struct krb5_pk_identity;
+struct krb5_pk_cert;
+struct ContentInfo;
 #include "krb5-private.h"
 
 int forwardable_flag	= -1;