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#ifndef UV_MAX
#define UV_MAX PERL_ULONG_MAX
#endif

#endif

#ifndef IVSIZE
#ifdef LONGSIZE
#define IVSIZE LONGSIZE
#else
#define IVSIZE 4 /* A bold guess, but the best we can make. */
#endif
#endif
#ifndef UVTYPE
#define UVTYPE unsigned IVTYPE
#endif

#ifndef UVSIZE
#define UVSIZE IVSIZE
#endif