../amt.c: In function 'probe_data_area':
../amt.c:237:15: error: variable 'p1' set but not used [-Werror=unused-but-set-variable]
  volatile int p1;
               ^~
../amt.c: In function 'probe_hole':
../amt.c:661:25: error: variable 'probe' set but not used [-Werror=unused-but-set-variable]
  volatile unsigned char probe;
                         ^~~~~
cc1: all warnings being treated as errors