[BUILD] proto_http did not build on gcc-2.95

move the DPRINTF below the local variable declarations.
diff --git a/src/proto_http.c b/src/proto_http.c
index ecbc887..6fd84f4 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -1565,16 +1565,6 @@
  */
 int http_process_request(struct session *s, struct buffer *req)
 {
-
-	DPRINTF(stderr,"[%u] %s: session=%p b=%p, exp(r,w)=%u,%u bf=%08x bl=%d analysers=%02x\n",
-		now_ms, __FUNCTION__,
-		s,
-		req,
-		req->rex, req->wex,
-		req->flags,
-		req->l,
-		req->analysers);
-
 	/*
 	 * We will parse the partial (or complete) lines.
 	 * We will check the request syntax, and also join multi-line
@@ -1596,6 +1586,15 @@
 	struct http_msg *msg = &txn->req;
 	struct proxy *cur_proxy;
 
+	DPRINTF(stderr,"[%u] %s: session=%p b=%p, exp(r,w)=%u,%u bf=%08x bl=%d analysers=%02x\n",
+		now_ms, __FUNCTION__,
+		s,
+		req,
+		req->rex, req->wex,
+		req->flags,
+		req->l,
+		req->analysers);
+
 	if (likely(req->lr < req->r))
 		http_msg_analyzer(req, msg, &txn->hdr_idx);