not sure on the if statement at the bottom

Dependencies:   ContinuousServo Tach mbed TCS3472_I2C

Revision:
0:7d319151aaa0
diff -r 000000000000 -r 7d319151aaa0 mbed.bld
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Apr 25 13:33:13 2018 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/mbed_official/code/mbed/builds/5aab5a7997ee
\ No newline at end of file