dreaddir
struct direct *dreaddir(struct dirstuff *dirp);
for (dp = dreaddir(&dirp); dp != NULL; dp = dreaddir(&dirp)) {
for (dp = dreaddir(&dirp); dp != NULL; dp = dreaddir(&dirp)) {
struct direct *dreaddir();
for (dp = dreaddir(&dirp); dp != NULL; dp = dreaddir(&dirp)) {
for (dp = dreaddir(&dirp); dp != NULL; dp = dreaddir(&dirp)) {