modify signature of function passed to scandir(3) to agree with its signature
modify signature of function passed to scandir(3) to agree with its
signature

ellert/globus-toolkit,gridcf/gct,globus/globus-toolkit,globus/globus-toolkit,gridcf/gct,ellert/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,gridcf/gct,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,gridcf/gct,ellert/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,gridcf/gct,ellert/globus-toolkit,globus/globus-toolkit,gridcf/gct,ellert/globus-toolkit,ellert/globus-toolkit