In der Original-Mail steht dann:
Content-Type: application/octet-stream; name="Daily Incidents 26 June 2009.pdf"
Content-Transfer-Encoding: base64
Content-Description: Daily Incidents 26 June 2009.pdf
Content-Disposition: attachment;
filename="Daily Incidents 26 June 2009.pdf"
In meiner neuen Mail, bei der dann wieder das Adobe-Logo auftaucht:
Content-Type: application/pdf;
name="Daily Incidents 26 June 2009.pdf"
Content-Transfer-Encoding: base64
Content-Disposition: inline;
filename="Daily Incidents 26 June 2009.pdf"