# executable by default, but leave examples directories alone.
complex_doit("find $tmp/usr/share/doc -type f $find_options ! -regex '$tmp/usr/share/doc/[^/]*/examples/.*' -print0 2>/dev/null",
"| xargs -0r chmod 644");
# executable by default, but leave examples directories alone.
complex_doit("find $tmp/usr/share/doc -type f $find_options ! -regex '$tmp/usr/share/doc/[^/]*/examples/.*' -print0 2>/dev/null",
"| xargs -0r chmod 644");