Have detectnic write out to preseed.cfg file, which seems to take better

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@16177 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server/share/xcat/install/debian/initoverlay/lib/debian-installer-startup.d/S10detectnic

@@ -4,6 +4,7 @@ if echo $BOOTMAC|grep BOOTIF= > /dev/null; then
         for dir in /sys/class/net/*; do
                 if grep -i $BOOTMAC $dir/address > /dev/null; then
                         debconf-set netcfg/choose_interface `basename $dir`
+			echo "d-i netcfg/choose_interface select `basename $dir`" >> /preseed.cfg
                 fi
         done
 fi

xCAT-server/share/xcat/install/debian/initoverlay/lib/debian-installer-startup.d/S10setserver

@@ -3,4 +3,5 @@ if echo $XCATD|grep xcatd= > /dev/null; then
         XCATD=`echo $XCATD|sed -e s/xcatd=//`
 	echo -n $XCATD > /tmp/xcatserver
 	debconf-set mirror/http/hostname $XCATD
+	echo "d-i mirror/http/hostname string $XCATD" >> /preseed.cfg
 fi