Delete unused iptablesbug() function

Signed-off-by: Tom Eastep <teastep@shorewall.net>

Shorewall-core/lib.cli

@@ -78,29 +78,6 @@ showchain() # $1 = name of chain
     fi
 }
 
-#
-# The 'awk' hack that compensates for bugs in iptables-save (or rather in the extension modules).
-#
-
-iptablesbug()
-{
-    if [ $g_family -eq 4 ]; then
-	if qt mywhich awk ; then
-	    awk 'BEGIN           { sline=""; };\
-             /^-[jg]/            { print sline $0; next };\
-             /-m policy.*-[jg] / { print $0; next };\
-             /-m policy/         { sline=$0; next };\
-             /--mask ff/         { sub( /--mask ff/, "--mask 0xff" ) };\
-                                 { print ; sline="" }'
-        else
-	    echo "   WARNING: You don't have 'awk' on this system so the output of the save command may be unusable" >&2
-	    cat
-	fi
-    else
-	cat
-    fi
-}
-
 #
 # Validate the value of RESTOREFILE
 #