Ticket #47374 - flush.pl is not included in perl5
Reviewed by: nhosoi (Thanks!)
Fix Description: Change opt_b to BeginNum and opt_r to Random_Seed.
Have to specify option as j=i because -j has an integer argument.
Get rid of opt_j and use ZeroPad instead.
Platforms tested: RHEL6 x86_64
Flag Day: no
Doc impact: no