Commit 00142d84 authored by Dan Fandrich's avatar Dan Fandrich
Browse files

Only set TCP_NODELAY when it exists

parent 1b0b7fa0

ares/ares_process.c

+2 −0
Original line number Diff line number Diff line
@@ -897,6 +897,7 @@ static int open_tcp_socket(ares_channel channel, struct server_state *server) 
       return -1;

    }



#ifdef TCP_NODELAY

  /*

   * Disable the Nagle algorithm (only relevant for TCP sockets, and thus not in

   * configure_socket). In general, in DNS lookups we're pretty much interested
@@ -910,6 +911,7 @@ static int open_tcp_socket(ares_channel channel, struct server_state *server) 
       closesocket(s);

       return -1;

    }

#endif



  /* Connect to the server. */

  memset(&sockin, 0, sizeof(sockin));