Properly read any remaining data when closing FastCGI socket

main/fastcgi.c

@@ -1287,11 +1287,11 @@ void fcgi_close(fcgi_request *req, int force, int destroy)
 		}
 #else
 		if (!force) {
-			fcgi_header buf;
+			char buf[8];
 
 			shutdown(req->fd, 1);
-			/* read the last FCGI_STDIN header (it may be omitted) */
-			recv(req->fd, (char *)(&buf), sizeof(buf), 0);
+			/* read any remaining data, it may be omitted */
+			while (recv(req->fd, buf, sizeof(buf), 0) > 0) {}
 		}
 		close(req->fd);
 #endif