Description of problem:
there are wrong script in ks %pre part 

Version-Release number of selected component (if applicable):
Satellite-5.4.0-RHEL5-re20101008.0

How reproducible:
always with ks for rhel6

Steps to Reproduce:
1. create default kickstart for rhel6
2. perform this ks
3. there is error in part:

insmod /lib/jbd.o
insmod /lib/ext3.o

if [ -f /lib/ext4.o ];
    insmod /lib/ext4.o
fi


  
Actual results:
insmod: can't read '/lib/jbd.o': No such file or directory
insmod: can't read '/lib/ext3.o': No such file or directory
/tmp/ks-script-lKw4lt: line 10: syntax error near unexpected token `fi'
/tmp/ks-script-lKw4lt: line 10: `fi'


Expected results:
insmod fail
if [ -f /lib/ext4.o ];then

Additional info:
adding regression, i didnt see such a error in sat530