$ NVAS default values for AVLAPIPE
default'avlapipe'
indisk   1;  doalign -1;  flagver  2;  domodel  1
docal    1;  sources '*'''
solint   1;  factor   5;  doarray -1;  imsize  -1
niter   -1;  cutoff  -1
docont   1;  plver    0;  doall    1;  doresid  0