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-rw-r--r--extmod/modwebsocket.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/extmod/modwebsocket.h b/extmod/modwebsocket.h
index 7da147561c..2720147dfd 100644
--- a/extmod/modwebsocket.h
+++ b/extmod/modwebsocket.h
@@ -1,5 +1,10 @@
+#ifndef MICROPY_INCLUDED_EXTMOD_MODWEBSOCKET_H
+#define MICROPY_INCLUDED_EXTMOD_MODWEBSOCKET_H
+
#define FRAME_OPCODE_MASK 0x0f
enum {
FRAME_CONT, FRAME_TXT, FRAME_BIN,
FRAME_CLOSE = 0x8, FRAME_PING, FRAME_PONG
};
+
+#endif // MICROPY_INCLUDED_EXTMOD_MODWEBSOCKET_H