| A | C | D | E | F | G | L | M | O | P | R | S | T | U | W |
| Access | AddTraiLingSeparator |
| CheckUnixError | ChMod | ConvertStatusToString |
| Dup | Dup2 |
| EGroupLookupError | Execl | Execve |
| EShadowLookupError | Execle | Execvp |
| EUnixOperationFailed | Execlp | |
| EUserLookupError | Execv |
| fcntl | fnmCaseFold | fnmPeriod |
| FilePermString | fnmLeadingDir | Fork |
| FileSizeToString | fnmNoEscape | FSTypeToString |
| FNMatch | fnmPathName |
| Link | LStat |
| Mount |
| OpenDir |
| PathSeparator | PermissionChars | |
| PermissionBits | PermStringToMask |
| ReadLink | ReName |
| SetEGID | SetREUID | StrError |
| SetEUID | SetUID | StripTrailingSeparator |
| SetGID | sgetspent | SuidBits |
| SetMntEnt | Stat | SuidChars |
| SetREGID | StatFS | SymLink |
| TFnmFlag | TGlobFlag | string |
| TFnmFlags | TGlobFlags | TUnixFileStream |
| Umount | UnixUtils | UnLink |
| wait | waitpid |