ref: e2e50a8e5a74452672f9418bcdfe4de10f600ed0
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)