getgrent.c
getopt.c
getpass.c
getpw.c
getw.c
putw.c
putenv.c
environ.c
popen.c
sleep.c
termcap.c
fdopen.c
closedir.c
getdents.c
opendir.c
readdir.c
rewinddir.c
seekdir.c
telldir.c
isatty.c
mktemp.c
hypot.c