fpc/packages/base/libc/limitsh.inc

const
   MB_LEN_MAX = 16;
   CHAR_BIT = 8;
   SCHAR_MIN = -(128);
   SCHAR_MAX = 127;
   UCHAR_MAX = 255;
   CHAR_MIN = SCHAR_MIN;
   CHAR_MAX = SCHAR_MAX;

   SHRT_MIN = -(32768);
   SHRT_MAX = 32767;
   USHRT_MAX = 65535;
   INT_MAX = 2147483647;
   INT_MIN = (-(INT_MAX)) - 1;
   UINT_MAX = 4294967295;
   LONG_MAX = 2147483647;

   LONG_MIN = (-(LONG_MAX)) - 1;
   ULONG_MAX = 4294967295;
   LLONG_MAX = QWord(9223372036854775807);
   LLONG_MIN = (-LLONG_MAX - 1);
   ULLONG_MAX = 18446744073709551615;