qt4-tools-native: set LFLAGS to pick up zlib from staging

Original Author: Jeremy Lainé <jeremy.laine@m4x.org>
Upstream-Status: Pending

Index: qtopia-core-opensource-src-4.3.3/configure
===================================================================
--- qtopia-core-opensource-src-4.3.3.orig/configure	2008-01-14 08:53:51.000000000 +0000
+++ qtopia-core-opensource-src-4.3.3/configure	2008-01-14 08:54:07.000000000 +0000
@@ -447,7 +447,7 @@
 # initalize variables
 #-------------------------------------------------------------------------------
 
-SYSTEM_VARIABLES="CC CXX CFLAGS CXXFLAGS LDFLAGS"
+SYSTEM_VARIABLES="CC CXX CFLAGS CXXFLAGS LDFLAGS LFLAGS"
 for varname in $SYSTEM_VARIABLES; do
     cmd=`echo \
 'if [ -n "\$'${varname}'" ]; then
