Code style: space after 'if'

Reviewed-by: Matt Caswell <matt@openssl.org>

ssl/d1_srvr.c

@@ -185,7 +185,7 @@ int dtls1_accept(SSL *s)
     /* init things to blank */
     s->in_handshake++;
     if (!SSL_in_init(s) || SSL_in_before(s)) {
-        if(!SSL_clear(s))
+        if (!SSL_clear(s))
             return -1;
     }