Roland Dobai 1402e78844 Fix error code collision and CI check 6 lat temu
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dhcpserver 3578fe39e0 Feature/sync lwip as submodule 7 lat temu
ping f8750eb58d lwip: add compatibility headers for sntp.h and esp_ping.h 7 lat temu
sntp 28d79e242f lwip/sntp: Added extern "C" 6 lat temu
esp_ping.h 1402e78844 Fix error code collision and CI check 6 lat temu
esp_sntp.h 7e5be1b58c sntp/lwip: Add some modes for time synchronization 6 lat temu