_ALPHA, which will be set to no by default and to yes if the option is used;
brief flag -a;
long flag... the variable script_option_ALPHA has been set to yes. Valid option usages are:
$ script.sh -a
$ scrip... e. The global variable mbfl_option_NULL is set to yes.
-f
--force
Signals to the script that it ... lobal variable mbfl_option_INTERACTIVE is set to yes.
--validate-programs
Validates the existenc
