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WiFiClient::peek should return -1 instead of 0
Fixes: https://github.com/espressif/arduino-esp32/issues/329
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@ -49,7 +49,7 @@ public:
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int read(uint8_t *buf, size_t size);
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int peek()
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{
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return 0;
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return -1;
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}
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void flush();
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void stop();
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