program myprog implicit none C integer SYSIN/1/, SYSRD/5/, SYSWR/6/, SYSPU/7/ external myfcn, futil C C initialize unit numbers C call mintio(SYSRD, SYSWR, SYSPU) open(unit=SYSRD, file='myprog.mincards', status='OLD') open(unit=SYSPU, file='myprog.results', status='UNKNOWN') C C invoke minuit C call minuit(myfcn, futil) end C subroutine futil end