*     C05BAF Example Program Text
*     Mark 22 Release. NAG Copyright 2008.
*     .. Parameters ..
      INTEGER          NIN, NOUT
      PARAMETER        (NIN=5,NOUT=6)
*     .. Local Scalars ..
      DOUBLE PRECISION W, X
      INTEGER          BRANCH, IFAIL
      LOGICAL          OFFSET
*     .. External Functions ..
      DOUBLE PRECISION C05BAF
      EXTERNAL         C05BAF
*     .. Executable Statements ..
      WRITE (NOUT,*) 'C05BAF Example Program Results'
*
*     Skip heading in data file
*
      READ (NIN,*)
      READ (NIN,*) BRANCH
      READ (NIN,*) OFFSET
*
      WRITE (NOUT,*)
      WRITE (NOUT,99998) 'BRANCH = ', BRANCH
*
      IF (OFFSET) THEN
         WRITE (NOUT,99997) 'OFFSET = .TRUE.'
      ELSE
         WRITE (NOUT,99997) 'OFFSET = .FALSE.'
      END IF
*
      WRITE (NOUT,*)
      WRITE (NOUT,*) '        X           W(X)     IFAIL'
      WRITE (NOUT,*)
*
   20 CONTINUE
*
      READ (NIN,*,END=40) X
*
      IFAIL = 1
*
      W = C05BAF(X,BRANCH,OFFSET,IFAIL)
*
      IF (IFAIL.GE.0) THEN
         WRITE (NOUT,99999) X, W, IFAIL
         GO TO 20
      ELSE
         WRITE (NOUT,99996) IFAIL
      END IF
*
   40 CONTINUE
*
99999 FORMAT (1X,1P,2(1X,E13.5),1X,I3)
99998 FORMAT (1X,A,I3)
99997 FORMAT (1X,A)
99996 FORMAT (1X,'** C05BAF returned with IFAIL = ',I5)
      END