Fix setup-local-client.sh script to correctly detect getent and be more picky on the AIX workaround. AIX workaround should have head, but I won't try that without the syntax confirmed on AIX

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@678 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server-2.0/share/xcat/scripts/setup-local-client.sh

@@ -12,10 +12,10 @@ fi
 CNA="$*"
 
 #  getent doesn't exist on AIX
-if [ -x getent ];then
+if [ -x /usr/bin/getent ];then
  USERHOME=`getent passwd $1|awk -F: '{print $6}'`
 else
- USERHOME=`grep ^$1 /etc/passwd | cut -d: -f6`
+ USERHOME=`grep ^$1: /etc/passwd | cut -d: -f6`
 fi
 
 XCATCADIR=$XCATDIR/ca