foo.c: In function 'main':
foo.c:11:30: error: 'INT_MAX' undeclared (first use in this function)
   11 |     unsigned int nextPivot = INT_MAX, maxPivot = 0, count = 0;
      |                              ^~~~~~~
foo.c:5:1: note: 'INT_MAX' is defined in header '<limits.h>'; did you forget to '#include <limits.h>'?
    4 | #include <string.h>
  +++ |+#include <limits.h>
    5 | #define max(a, b) a > b ? a : b
foo.c:11:30: note: each undeclared identifier is reported only once for each function it appears in
   11 |     unsigned int nextPivot = INT_MAX, maxPivot = 0, count = 0;
      |                              ^~~~~~~

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