CDECK  ID>, IUFILA.
      FUNCTION IUFILA (IT,ICH,JL,JR)
C
C CERN PROGLIB# V304    IUFILA          .VERSION KERNFOR  4.18  880425
C ORIG. 25/04/88 JZ
C
      DIMENSION ICH(9)
C
      DO 12   JF=JR,JL,-1
      IF (ICH(JF).EQ.IT)     GO TO 24
   12 CONTINUE
      JF = JR+1
C
   24 IUFILA = JF
      RETURN
      END
