Geoff Chappell - Software Analyst
This option names a filter program for the linker.
The required argument consists of whatever follows immediately within the same command-line token, else is the whole of the next command-line token.
Whatever is named by pathname becomes a filter program for the LINK.EXE program. CL executes the named program instead of LINK, but gives it a command line that starts with a pathname for LINK and continues with the command line that would otherwise have been given to LINK.