fft example code in dsp.h is not correct? (Pete F)

I am using MPLAB X 5.10, XC32 Compiler 2.15, Harmony 2.06 and the DM320010 PIC32MZ DA Starter kit with a PIC32MZ2064DAG169. In the dsp.h at line 2608 is this example code

int log2N = 8; // log2(256) = 8
int fftSamples = 256;

in..