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MACRO, MACRO Compiler Directives, .PRESERVE
 *Conan The Librarian 

    Directs the compiler to generate special OpenVMS Alpha or OpenVMS
    I64 code throughout a module for all VAX MACRO instructions that
    rely on VAX guarantees of operation atomicity or granularity.

    Format

      .[NO]PRESERVE  argument-list

  Additional Information (explode) :

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