Specifies a common physical directory that dmake can write temporary output files to and read temporary output files from. The directory used is $(HOME)/.dmake and this or whichever directory is specified, must be visible to all build servers.
Use this option only if the $(HOME) directory on your local host and the $(HOME) directory on all of your remote hosts are not the same physical $(HOME) directory.
For example, a root user would use this option.
These options and the environment variables and makefile macros described later in this man page modify the same behavior.
Their order of precedence is defined as: