| RTLD_GLOBAL | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| RTLD_LAZY | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| RTLD_LOCAL | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| RTLD_NOW | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| ReadEnable | System.Posix System.Posix.Terminal |
| ReadLock | System.Posix System.Posix.IO |
| ReadOnly | System.Posix System.Posix.IO |
| ReadWrite | System.Posix System.Posix.IO |
| ResourceCPUTime | System.Posix System.Posix.Resource |
| ResourceCoreFileSize | System.Posix System.Posix.Resource |
| ResourceDataSize | System.Posix System.Posix.Resource |
| ResourceFileSize | System.Posix System.Posix.Resource |
| ResourceLimit | System.Posix System.Posix.Resource |
| ResourceLimitInfinity | System.Posix System.Posix.Resource |
| ResourceLimitUnknown | System.Posix System.Posix.Resource |
| ResourceLimits | System.Posix System.Posix.Resource |
| ResourceOpenFiles | System.Posix System.Posix.Resource |
| ResourceStackSize | System.Posix System.Posix.Resource |
| ResourceTotalMemory | System.Posix System.Posix.Resource |
| RestartOutput | System.Posix System.Posix.Terminal |
| raiseSignal | System.Posix |
| readDirStream | System.Posix System.Posix.Directory |
| readSymbolicLink | System.Posix System.Posix.Files |
| realTimeAlarm | System.Posix |
| release | System.Posix System.Posix.Unistd |
| removeDirectory | System.Posix System.Posix.Directory |
| removeLink | System.Posix System.Posix.Files |
| rename | System.Posix System.Posix.Files |
| rewindDirStream | System.Posix System.Posix.Directory |
