Online Help:

Usage: /vol/vssp/local/trees/amma-4/linux/bin/MakeWorld [options] 
   -optload () [] Load options from a file.  
   -optsave () [] Save options to a file.  
   -i () [] image list file
   -out () [] output dataset to here
   -e () [] extra path
   -help (TRUE) [FALSE] Print usage information. 

Dependancies:
   -i is compulsory.
   -out is compulsory.
   -e is compulsory.