
C     INCLUDE 'Zddif.inc'

C     ------ /DIFDIF/ for various purposes, DDMAIN only
      COMMON /DIFDIF/  BPINP, BRINP,
     *                 SUMX, SUMY, SUMX2, SUMY2, SUMXY, SUMFP2, SUMFO2,
     *        NUMEP(6), NUMW1(6), NUMEP2(6), EPPROC(6), E2SUM, NR, IEF,
     *        KEYRET,   JCODE,     SUMF2R,    Y,     X, XSIG,
     *        ITP,      E1,       E2,        KEYDX  

C end of 'Zddif.inc'
 