Fix round() macro conflict between math.h and wiring.h

The AVR LIBC v1.7.1 and greater has their own definition
of round().

Change-Id: I6b1578a7df4c47c6301fc24d91067c2198f035ff
Signed-off-by: Adam Hampson <ahampson@google.com>
1 file changed
tree: 524c79c28700fe2c80d38b35210def5f03b7d8bb
  1. hardware/
  2. libraries/
  3. license.txt
  4. readme.txt