FPDF_ACTION is an internal reference to a C.FPDF_ACTION handle.

FPDF_ANNOTATION is an internal reference to a C.FPDF_ANNOTATION handle.

FPDF_ATTACHMENT is an internal reference to a C.FPDF_ATTACHMENT handle.

FPDF_AVAIL is an internal reference to a C.FPDF_AVAIL handle.

FPDF_BITMAP is an internal reference to a C.FPDF_BITMAP handle.

FPDF_BOOKMARK is an internal reference to a C.FPDF_BOOKMARK handle.

FPDF_CLIPPATH is an internal reference to a C.FPDF_CLIPPATH handle.

FPDF_DEST is an internal reference to a C.FPDF_DEST handle.

FPDF_DOCUMENT is an internal reference to a C.FPDF_DOCUMENT handle.

FPDF_FONT is an internal reference to a C.FPDF_FONT handle.

FPDF_FORMHANDLE is an internal reference to a C.FPDF_FORMHANDLE handle.

FPDF_GLYPHPATH is an internal reference to a C.FPDF_GLYPHPATH handle.

FPDF_JAVASCRIPT_ACTION is an internal reference to a C.FPDF_JAVASCRIPT_ACTION handle.

FPDF_LINK is an internal reference to a C.FPDF_LINK handle.

FPDF_PAGE is an internal reference to a C.FPDF_PAGE handle.

FPDF_PAGELINK is an internal reference to a C.FPDF_PAGELINK handle.

FPDF_PAGEOBJECT is an internal reference to a C.FPDF_PAGEOBJECT handle.

FPDF_PAGEOBJECTMARK is an internal reference to a C.FPDF_PAGEOBJECTMARK handle.

FPDF_PAGERANGE is an internal reference to a C.FPDF_PAGERANGE handle.

FPDF_PATHSEGMENT is an internal reference to a C.FPDF_PATHSEGMENT handle.

FPDF_SCHHANDLE is an internal reference to a C.FPDF_SCHHANDLE handle.

FPDF_SIGNATURE is an internal reference to a C.FPDF_SIGNATURE handle.

FPDF_STRUCTELEMENT is an internal reference to a C.FPDF_STRUCTELEMENT handle.

FPDF_STRUCTELEMENT_ATTR is an internal reference to a C.FPDF_STRUCTELEMENT_ATTR handle.

FPDF_STRUCTTREE is an internal reference to a C.FPDF_STRUCTTREE handle.

FPDF_TEXTPAGE is an internal reference to a C.FPDF_TEXTPAGE handle.

FPDF_XOBJECT is an internal reference to a C.FPDF_XOBJECT handle.