Return the binary file name of the current process. This is not * supported on all architectures, in which case NULL is returned.
Return the fully qualified domain name in s
Return the home directory of the current user
Return the current hostname in the specified buffer.
Return the current username in the specified string buffer.
Wait t milliseconds
Return a pointer to the filename inside a path (which is the last * component). If passed NULL will return NULL.
Make the calling thread realtime if we can. On Linux, this uses RealTimeKit * if available and POSIX APIs otherwise (the latter applies to other UNIX * variants as well). This is also implemented for macOS and Windows. * \since 13.0