INT 2fH b700H: Is APPEND.EXE Installed?

                                                         Compatibility: 5.0+ 
 Expects: AX    b700H
          ──────────────────────────────────────────────────────────────────
 Returns: AL    status: 00H = APPEND is not installed
                        ffH = APPEND is installed
          ──────────────────────────────────────────────────────────────────
    Info: Checks to see if the DOS APPEND.EXE data-search-path utility has
          been installed and is resident in memory.

          Append changes its behavior significantly, depending upon the
          current option settings.  See INT 2fH b706H (query APPEND option
          settings) before assuming that APPEND will take a particular
          action.

See Also: INT 2fH b7xxH: APPEND.EXE Functions
          INT 2fH: Multiplex Interrupt
          DOS Functions
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