fix defect #3240, enable bundling of GetOptions to avoid ambiguity

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@14798 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-client/bin/ppping

@@ -35,6 +35,8 @@ my $USAGE="Usage: ppping [-i|--interface interfaces] [-d|--debug] [-V|--verbose]
        ppping  -v|--version\n"; 
 
 # Parse the options
+require Getopt::Long;
+Getopt::Long::Configure ("bundling");
 if(!GetOptions(
       'h|help'     => \$::HELP,
       'v|version'  => \$::VERSION,