\\ All functions and constants of the library begin
\\ with "t_". Only exception: "o" = "t_out".

\\ "regular file" or "directory".
t_filetype (name) = externstr("file -bi " name)[1]

t_isdir (name) = t_filetype(name)=="directory"

t_isfile (name) = t_filetype(name)=="regular file"

\\ dir should not be "/".
t_load (name,dir="") = {my (cont);
if (#dir,name=concat(dir,concat("/",name)));
if (t_isfile(name),read(name), if (!t_isdir(name),return,
cont=externstr("ls " name);
apply(x->t_load(concat(name,concat("/",x))),cont)))}

\\ install(unlink,vs)
\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
t_load("/Users/je/Datenbank/++/paritools/Library")