https://stackoverflow.com/a/49868108/5079799
https://docs.microsoft.com/en-us/office/vba/Language/Concepts/Getting-Started/64-bit-visual-basic-for-applications-overview
#If VBA7 Then
'Code is running VBA7 (2010 or later).
#If Win64 Then
'Code is running in 64-bit version of Microsoft Office.
#Else
'Code is running in 32-bit version of Microsoft Office.
#End If
#Else
'Code is running VBA6 (2007 or earlier).
#End If