#define XDM_MAXSKEW 20*60 /* 20 minute clock skew should be OK */
-static char *x11_verify(unsigned long peer_ip, int peer_port,
- tree234 *authtree, char *proto,
- unsigned char *data, int dlen,
- struct X11FakeAuth **auth_ret)
+static const char *x11_verify(unsigned long peer_ip, int peer_port,
+ tree234 *authtree, char *proto,
+ unsigned char *data, int dlen,
+ struct X11FakeAuth **auth_ret)
{
struct X11FakeAuth match_dummy; /* for passing to find234 */
struct X11FakeAuth *auth;