* Fix: http1 parser termination with EOF required on freebsd flex

* Test: sed -i does not seem to work on all platforms

test/test_perf_restconf.sh

@@ -148,7 +148,9 @@ fi
 echo -n "<data>">> $ftest
 cat $fdataxml >> $ftest
 echo "</data>
" >> $ftest
-sed -i '/<data>/!d' $foutput
+# -i dont always work properly
+sed '/<data>/!d' $foutput > $foutput2
+mv $foutput2 $foutput
 
 ret=$(diff -i $ftest $foutput)
 if [ $? -ne 0 ]; then