--- fio-2.8/configure.orig	2016-03-15 17:10:37.000000000 +0100
+++ fio-2.8/configure	2016-04-10 11:00:51.982001795 +0200
@@ -890,7 +890,8 @@
   return 0;
 }
 EOF
-if compile_prog "" "" "guasi"; then
+if compile_prog "" "-lguasi" "guasi"; then
+  LIBS="$LIBS -lguasi"
   guasi="yes"
 fi
 echo "GUASI                         $guasi"