Fix for bug #1533773 icc complained about len being set but never used.  This was indeed a (semantic) error.  Now we use len to NULL-terminate the buffer after we read data.
Fix for bug #1533773
icc complained about len being set but never used.  This was indeed a
(semantic) error.  Now we use len to NULL-terminate the buffer after we
read data.

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb