RT-Thread-packages/lwip @ master

огледало од https://github-proxy.rt-thread.io/RT-Thread-packages/lwip.git

Erik Ekman 20c9b117e1 test: Fix speling issues		пре 2 година
..
test_sockets.c	20c9b117e1 test: Fix speling issues	пре 2 година
test_sockets.h	8313c4d870 tried to add basic socket unit tests (nonsense only for now); made LOCK_TCPIP_CORE()/UNLOCK_TCPIP_CORE() overridable for that	пре 9 година