Disabling SYM links is not a tough task on WHM/cPanel based servers, however you might not found proper way to do this, here is the quick code for disabling symlinks.
Login to WHM/cPanel server via SSH with root access.
Execute following commands
$ wget http://layer1.rack911.com/before_apache_make -O
$ chmod 700/scripts/before_apache_make
And then recompile apache by previous saved profile:
That is all, you can also check for any symbolic links already created:
$ find /home*/*/public_html -type l
This will output directories and files those are sym linked.