I64 and Alpha systems.

    Directs the linker to process the system shareable image,
    SYS$BASE_IMAGE.EXE, in a link operation. The linker looks for
    SYS$BASE_IMAGE.EXE in the directory pointed to by the logical
    name IA64$LOADABLE_IMAGES (I64) or ALPHA$LOADABLE_IMAGES (Alpha).

    Format

      /SYSEXE[=[NO]SELECTIVE]

      /NOSYSEXE (default)