diff --git a/components/net/lwip-2.1/porting/include/lwip/lwipopts.h b/components/net/lwip-2.1/porting/include/lwip/lwipopts.h
index 1f1ac3c0..535da98f 100644
--- a/components/net/lwip-2.1/porting/include/lwip/lwipopts.h
+++ b/components/net/lwip-2.1/porting/include/lwip/lwipopts.h
@@ -240,4 +240,7 @@
 #define LWIP_SOCKET_OFFSET              CONFIG_NFILE_DESCRIPTORS
 #endif
 
+#define LWIP_SOCKET_IOCTL               0
+#define LWIP_SOCKET_FCNTL               0
+
 #endif /* _LWIP_PORTING_LWIPOPTS_H_ */
diff --git a/components/net/lwip-2.1/porting/src/sockets_porting.c b/components/net/lwip-2.1/porting/src/sockets_porting.c
index 7348e09b..7a883d91 100644
--- a/components/net/lwip-2.1/porting/src/sockets_porting.c
+++ b/components/net/lwip-2.1/porting/src/sockets_porting.c
@@ -211,6 +211,7 @@ int close(int fd)
 }
 #endif
 
+#if LWIP_SOCKET_IOCTL
 #ifdef LWIP_SOCKET_IOCTL_FUNC
 int ioctl(int fd, int req, ...)
 {
@@ -222,7 +223,9 @@ int ioctl(int fd, int req, ...)
     return lwip_ioctl(fd, (long)req, (void *)arg);
 }
 #endif
+#endif
 
+#if LWIP_SOCKET_FCNTL
 #ifdef LWIP_SOCKET_FCNTL_FUNC
 int fcntl(int fd, int cmd, ...)
 {
@@ -234,6 +237,7 @@ int fcntl(int fd, int cmd, ...)
     return lwip_fcntl(fd, cmd, val);
 }
 #endif
+#endif
 
 #if LWIP_SOCKET_SELECT
 #ifdef LWIP_SOCKET_SELECT_FUNC