remove two lines to prevent crash during compile for the mbed frdm k64f

Dependencies:   Socket lwip-eth lwip-sys lwip

Fork of EthernetInterface by mbed official

Revision:
32:40640efbfcae
Parent:
31:5295c93ff37f
Child:
34:4aa9e92d1a58
--- a/lwip.lib	Mon Jun 03 12:52:16 2013 +0000
+++ b/lwip.lib	Tue Jun 04 16:00:43 2013 +0100
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/lwip/#42a34d63b218
+http://mbed.org/users/mbed_official/code/lwip/
\ No newline at end of file