UTILS: Check that an iscsi url was provided on the command line before strdup()ing it
SCSI MODESELECT: leave the 4/8 byte header completely blank.
The convention is to not fill this header in when sending modeselect to a target
Add MODESENSE6/10 and MODESELECT6/10 support
Merge branch 'master' of github.com:sahlberg/libiscsi