On Tue, 30 Jun 1998 20:10:59 +0200 (MEST) 
 Zdenek Salvet <salvet@horn.ics.muni.cz> wrote:

 > The problem of "ls" display can be handled in general and elegant manner
 > using fs-specific "ls plugins" (see /usr/lib/fs/ on Solaris or mount_* and
 > fsck_* families). The overhead would be only one dlopen() per listed
 > filesystem type.

...and I will note that on ELF platforms, this only works if ls(1) is
dynamically linked (because the interpreter is loaded by the kernel.)

Jason R. Thorpe                                       thorpej@nas.nasa.gov
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