On a lot of systems the fortran compiler is often named fortran and usually aliased as for and fortran in the shell. I know as well on VMS, RSX, and RSTS you, a

On a lot of systems the fortran compiler is often named fortran and usually aliased as for and fortran in the shell. I know as well on VMS, RSX, and RSTS you, at a minimum, just need to type the first 3 chars of a command for DCL to figure out what it is.