| DL | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker |
| DLHandle | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker |
| Default | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker |
| DeviceID | System.Posix |
| DirStream | System.Posix.Directory, System.Posix |
| DirStreamOffset | System.Posix.Directory, System.Posix |
| defaultFileFlags | System.Posix.IO, System.Posix |
| deviceID | System.Posix.Files, System.Posix |
| discardData | System.Posix.Terminal, System.Posix |
| dlclose | System.Posix.DynamicLinker |
| dlerror | System.Posix.DynamicLinker |
| dlopen | System.Posix.DynamicLinker |
| dlsym | System.Posix.DynamicLinker |
| drainOutput | System.Posix.Terminal, System.Posix |
| dup | System.Posix.IO, System.Posix |
| dupTo | System.Posix.IO, System.Posix |
