PROGRAM a00acfe ! A00ACF Example Program Text ! Mark 23 Release. NAG Copyright 2011. ! .. Use Statements .. USE nag_library, ONLY : a00acf ! .. Implicit None Statement .. IMPLICIT NONE ! .. Parameters .. INTEGER, PARAMETER :: nout = 6 ! .. Local Scalars .. LOGICAL :: lmok ! .. Executable Statements .. WRITE (nout,*) 'A00ACF Example Program Results' WRITE (nout,*) lmok = a00acf() IF (lmok) THEN WRITE (nout,*) 'A valid licence key is available' ELSE WRITE (nout,*) 'No valid licence key was found' END IF END PROGRAM a00acfe