alphasort
if ((files = scandir(path, &filelist, NULL, alphasort)) < 0) {
return -alphasort (a, b);
nentries = scandir(section_dir, &entries, NULL, alphasort);
nsections = scandir(path, &entries, select_sections, alphasort);
extern int alphasort(const struct dirent **,
#define alphsort64 alphasort
#define alphasort64 alphasort
extern int alphasort(struct direct **, struct direct **);
extern int alphasort();