Support for the new arm64 bit architecture

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@24151 4046b530-fbad-4e16-af16-ee11f0b55167
Add prototypes for qvdbuffer functions

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@24153 4046b530-fbad-4e16-af16-ee11f0b55167
Update definitions for strict prototype checking

git-svn-id: https://svn.qindel.com/repos/main/projects/qindel/QVD/src/trunk@24160 4046b530-fbad-4e16-af16-ee11f0b55167