filename = string_sprintf("%s/%s", dirname, keystring);
if (Ulstat(filename, &statbuf) >= 0)
{
/* Since the filename exists in the filesystem, we can return a
non-tainted result. */
filename = string_sprintf("%s/%s", dirname, keystring);
if (Ulstat(filename, &statbuf) >= 0)
{
/* Since the filename exists in the filesystem, we can return a
non-tainted result. */