use awk, instead of 'grep | awk'

templates/lxc-altlinux.in

@@ -427,7 +427,7 @@ fi
 # check for 'lxc.rootfs' passed in through default config by lxc-create
 if [ -z "$rootfs_path" ]; then
     if grep -q '^lxc.rootfs' $path/config 2>/dev/null ; then
-        rootfs_path=`grep 'lxc.rootfs =' $path/config | awk -F= '{ print $2 }'`
+        rootfs_path=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $path/config)
     else
         rootfs_path=$path/$name/rootfs
     fi

templates/lxc-busybox.in

@@ -341,7 +341,7 @@ fi
 config="$path/config"
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi

templates/lxc-debian.in

@@ -383,7 +383,7 @@ fi
 config="$path/config"
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi

templates/lxc-fedora.in

@@ -1030,7 +1030,7 @@ if [ -z "$rootfs_path" ]; then
     rootfs_path=$path/rootfs
     # check for 'lxc.rootfs' passed in through default config by lxc-create
     if grep -q '^lxc.rootfs' $path/config 2>/dev/null ; then
-        rootfs_path=`grep 'lxc.rootfs =' $path/config | awk -F= '{ print $2 }'`
+        rootfs_path=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $path/config)
     fi
 fi
 config_path=$default_path/$name

templates/lxc-openmandriva.in

@@ -420,7 +420,7 @@ fi
 # check for 'lxc.rootfs' passed in through default config by lxc-create
 if [ -z "$rootfs_path" ]; then
     if grep -q '^lxc.rootfs' $path/config 2>/dev/null ; then
-        rootfs_path=`grep 'lxc.rootfs =' $path/config | awk -F= '{ print $2 }'`
+        rootfs_path=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $path/config)
     else
         rootfs_path=$path/$name/rootfs
     fi

templates/lxc-opensuse.in

@@ -390,7 +390,7 @@ fi
 config="$path/config"
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi

templates/lxc-plamo.in

@@ -367,7 +367,7 @@ dlcache=$cache/cache-${prog##*-}-$release-$arch
 rtcache=$cache/rootfs-${prog##*-}-$release-$arch
 if [ -z "$rootfs" ] ; then
   if grep -q "^lxc.rootfs" $path/config ; then
-    rootfs=`grep "^lxc.rootfs" $path/config | awk -F= '{print $2}'`
+    rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $path/config)
   else
     rootfs=$path/rootfs
   fi

templates/lxc-sshd.in

@@ -237,7 +237,7 @@ fi
 config="$path/config"
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi

templates/lxc-ubuntu-cloud.in

@@ -293,7 +293,7 @@ fi
 config="$path/config"
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi

templates/lxc-ubuntu.in

@@ -669,7 +669,7 @@ config="$path/config"
 # if $rootfs exists here, it was passed in with --rootfs
 if [ -z "$rootfs" ]; then
     if grep -q '^lxc.rootfs' $config 2>/dev/null ; then
-        rootfs=`grep 'lxc.rootfs =' $config | awk -F= '{ print $2 }'`
+        rootfs=$(awk -F= '/^lxc.rootfs =/{ print $2 }' $config)
     else
         rootfs=$path/rootfs
     fi