add MEMP_NUM_NETCONN option for lwip 1.4.1
should be set high. */
#define MEMP_NUM_PBUF 16
+/* the number of struct netconns */
+#ifdef RT_MEMP_NUM_NETCONN
+#define MEMP_NUM_NETCONN RT_MEMP_NUM_NETCONN
+#endif
+
/* the number of UDP protocol control blocks. One per active RAW "connection". */
#ifdef RT_LWIP_RAW_PCB_NUM
#define MEMP_NUM_RAW_PCB RT_LWIP_RAW_PCB_NUM
