Note:

• Only markup annotations can be imported. For example, link annotations cannot be exported.
  For details on the type of each annotation and whether it is a markup annotation, see PDF Reference Version 1.7 "8.4.5 Annotation Types" or ISO 32000-1/ 32000-2 "12.5.6 Annotation Types."

[Executing example commands]

Imports the markup annotations in annot.pdf into test.pdf and outputs them as out.pdf.

[Windows]

AHPDFToolCmd80.exe -importAnnotsFromPDF C:\test\annot.pdf -d C:\test\test.pdf -o C:\sav\out.pdf

[Linux]

AHPDFToolCmd80 -importAnnotsFromPDF /home/antenna/test/annot.pdf -d /home/antenna/test/test.pdf -o /home/antenna/sav/out.pdf