AVR: Prevent warnings if BIN is previously defined

Fix #4784 Close #4791

AVR: Prevent warnings if BIN is previously defined
Fix #4784 Close #4791
1138485b · Cristian Maglie · 7486021e · 1138485b
Commit 1138485b authored Mar 08, 2017 by Cristian Maglie
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cores/arduino/Print.h cores/arduino/Print.h +3 -0

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--- a/cores/arduino/Print.h
+++ b/cores/arduino/Print.h
@@ -29,6 +29,9 @@
 #define DEC 10
 #define HEX 16
 #define OCT 8
+#ifdef BIN // Prevent warnings if BIN is previously defined in "iotnx4.h" or similar
+#undef BIN
+#endif
 #define BIN 2

 class Print