Index - R
| raiseSignal | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix.ByteString, System.Posix | 
| RawFilePath | System.Posix.ByteString.FilePath, System.Posix.ByteString | 
| readDirStream | |
| 1 (Function) | System.Posix.Directory.ByteString, System.Posix.ByteString | 
| 2 (Function) | System.Posix.Directory, System.Posix | 
| ReadEnable | System.Posix.Terminal.ByteString, System.Posix.Terminal, System.Posix.ByteString, System.Posix | 
| ReadLock | System.Posix.IO.ByteString, System.Posix.IO, System.Posix.ByteString, System.Posix | 
| ReadOnly | System.Posix.IO.ByteString, System.Posix.IO, System.Posix.ByteString, System.Posix | 
| readSymbolicLink | |
| 1 (Function) | System.Posix.Files.ByteString, System.Posix.ByteString | 
| 2 (Function) | System.Posix.Files, System.Posix | 
| ReadWrite | System.Posix.IO.ByteString, System.Posix.IO, System.Posix.ByteString, System.Posix | 
| realTimeAlarm | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix.ByteString, System.Posix | 
| regularFileMode | System.Posix.Files.ByteString, System.Posix.Files, System.Posix.ByteString, System.Posix | 
| release | System.Posix.Unistd, System.Posix.ByteString, System.Posix | 
| removeDirectory | |
| 1 (Function) | System.Posix.Directory.ByteString, System.Posix.ByteString | 
| 2 (Function) | System.Posix.Directory, System.Posix | 
| removeLink | |
| 1 (Function) | System.Posix.Files.ByteString, System.Posix.ByteString | 
| 2 (Function) | System.Posix.Files, System.Posix | 
| rename | |
| 1 (Function) | System.Posix.Files.ByteString, System.Posix.ByteString | 
| 2 (Function) | System.Posix.Files, System.Posix | 
| reservedSignals | System.Posix.Signals, System.Posix.Signals.Exts, System.Posix.ByteString, System.Posix | 
| Resource | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceCoreFileSize | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceCPUTime | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceDataSize | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceFileSize | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceLimit | |
| 1 (Type/Class) | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| 2 (Data Constructor) | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceLimitInfinity | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceLimits | |
| 1 (Type/Class) | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| 2 (Data Constructor) | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceLimitUnknown | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceOpenFiles | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceStackSize | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| ResourceTotalMemory | System.Posix.Resource, System.Posix.ByteString, System.Posix | 
| RestartOutput | System.Posix.Terminal.ByteString, System.Posix.Terminal, System.Posix.ByteString, System.Posix | 
| rewindDirStream | System.Posix.Directory.ByteString, System.Posix.Directory, System.Posix.ByteString, System.Posix | 
| RTLDFlags | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker.ByteString, System.Posix.DynamicLinker, System.Posix.ByteString, System.Posix | 
| RTLD_GLOBAL | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker.ByteString, System.Posix.DynamicLinker, System.Posix.ByteString, System.Posix | 
| RTLD_LAZY | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker.ByteString, System.Posix.DynamicLinker, System.Posix.ByteString, System.Posix | 
| RTLD_LOCAL | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker.ByteString, System.Posix.DynamicLinker, System.Posix.ByteString, System.Posix | 
| RTLD_NOW | System.Posix.DynamicLinker.Prim, System.Posix.DynamicLinker.ByteString, System.Posix.DynamicLinker, System.Posix.ByteString, System.Posix |