修复代码错误

mico-os/platform/MCU/MX1290/moc/lwip_api_define.h

@@ -47,10 +47,6 @@ typedef struct _lwip_api_ {
     char *(*sethostname)( char *name );
 	char* (*get_dhcp_classid)( void );
 	char* (*set_dhcp_classid)( char *classid );
-
-    /* For inet_ntop and inet_pton */
-    const char * (*inet_ntop) (int af, const void *cp, char *buf, socklen_t len);
-    int (*inet_pton) (int af, const char *cp, void *buf);
 } lwip_api_t;
 
 #endif