lnppp编译slipif编译不过问题

diff --git a/code/sdk/open_source/openharmony/third_party/lwip/lwip_v2.1.3/src/netif/slipif.c b/code/sdk/open_source/openharmony/third_party/lwip/lwip_v2.1.3/src/netif/slipif.c
index ebf0ff7..ce9e097 100644 (file)
--- a/code/sdk/open_source/openharmony/third_party/lwip/lwip_v2.1.3/src/netif/slipif.c
+++ b/code/sdk/open_source/openharmony/third_party/lwip/lwip_v2.1.3/src/netif/slipif.c
@@ -117,6 +117,8 @@ struct slipif_priv {
 #endif
 };
 
+static void slipif_rxbyte_input(struct netif *netif, u8_t c);
+
 /* Global variable to store slipif_loop_thread ID */
 // static sys_thread_t slipif_loop_thread_id = 0xffffffffU;