dln.c:1607
char *
dln_find_file(fname, path)
    const char *fname;
    const char *path;
{
#ifndef __MACOS__
    if (!path) path = ".";
    return dln_find_1(fname, path, 0);
#else
    if (!path) path = ".";
    return _macruby_path_conv_posix_to_macos(dln_find_1(fname, path, 0));
#endif
}
