| Catch | System.Posix |
| CatchOnce | System.Posix |
| CheckParity | System.Posix System.Posix.Terminal |
| ChildLimit | System.Posix System.Posix.Unistd |
| ClockTick | System.Posix System.Posix.Unistd |
| CloseOnExec | System.Posix System.Posix.IO |
| c_dlclose | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| c_dlerror | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| c_dlopen | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| c_dlsym | System.Posix.DynamicLinker System.Posix.DynamicLinker.Prim |
| changeWorkingDirectory | System.Posix System.Posix.Directory |
| changeWorkingDirectoryFd | System.Posix System.Posix.Directory |
| childSystemTime | System.Posix System.Posix.Process |
| childUserTime | System.Posix System.Posix.Process |
| closeDirStream | System.Posix System.Posix.Directory |
| closeFd | System.Posix System.Posix.IO |
| continueProcess | System.Posix |
| controlChar | System.Posix System.Posix.Terminal |
| controlFlow | System.Posix System.Posix.Terminal |
| cpuTimeLimitExceeded | System.Posix |
| createDevice | System.Posix System.Posix.Files |
| createDirectory | System.Posix System.Posix.Directory |
| createFile | System.Posix System.Posix.IO |
| createLink | System.Posix System.Posix.Files |
| createNamedPipe | System.Posix System.Posix.Files |
| createPipe | System.Posix System.Posix.IO |
| createProcessGroup | System.Posix System.Posix.Process |
| createSession | System.Posix System.Posix.Process |
| createSymbolicLink | System.Posix System.Posix.Files |
