ref: 9f76a7f6819ac04552b4fb6588156f3e4089d1d7
dir: /libmp/port/dat.h/
#define mpdighi (mpdigit)((ulong)1<<(Dbits-1)) #define DIGITS(x) ((Dbits - 1 + (x))/Dbits) // for converting between int's and mpint's #define MAXUINT ((uint)-1) #define MAXINT (MAXUINT>>1) #define MININT (MAXINT+1) // for converting between vlongs's and mpint's #define MAXUVLONG (~(uvlong)0) #define MAXVLONG (MAXUVLONG>>1) #define MINVLONG (MAXVLONG+(uvlong)1)