int fchdir(int fildes);
Search permission is denied for the directory referenced by fildes.
fildes is not a valid file descriptor.
An I/O error occurred while reading from or writing to the file system.
The open file descriptor fildes does not refer to a directory.
POSIX.1 (1996), with exceptions.
Windows supports multiple root directories, one for each drive,
and also maintains a current working directory on each drive.
PTC MKS Toolkit for Professional Developers
PTC MKS Toolkit for Professional Developers 64-Bit Edition
PTC MKS Toolkit for Enterprise Developers
PTC MKS Toolkit for Enterprise Developers 64-Bit Edition
PTC MKS Toolkit 10.3 Documentation Build 39.