appdde.cxx: try to fix MSVC build
appdde.cxx: try to fix MSVC build

Change-Id: I14baa8bc0a462492ada6e4aeb8d8f90a0de2a51d

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core