CIPRIME UDCC                                                            UDCC        1
C                                                                       UDCC        2
      COMMON /UDCCD/ ISKCNT(NUDC),ISKEND(NUDC),ISKFRE,ISKLOP(NUDC),     UDCC        3
     1               ISKNEX(NUDC), ISKSTR(NUDC), ISKTAB, ISKTOP,        UDCC        4
     2               ISKRTN(NUDC), ISKOUT(NUDC),                        UDCC        5
     3               SKCALC(NUDC), SKDESR(NUDC), SKHIGH(NUDC),          UDCC        6
     4               SKINIT(NUDC), SKINCR(NUDC), SKLOW(NUDC),           UDCC        7
     5               SKTOL(NUDC), SKVAL(NUDC)                           UDCC        8
C                                                                       UDCC        9
