Need to set WINEDLLPATH too.

diff --git a/programs/winetest/runtest b/programs/winetest/runtest
index a1db00f..9516fdf 100755
--- a/programs/winetest/runtest
+++ b/programs/winetest/runtest
@@ -116,9 +116,10 @@
 if (defined($topobjdir))
 {
     chop($topobjdir = `cd $topobjdir && pwd`);
-    $ENV{LD_LIBRARY_PATH} = $topobjdir . "/dlls:" . $topobjdir . ":" . $ENV{LD_LIBRARY_PATH};
-    $ENV{WINESERVER} ||= $topobjdir . "/server/wineserver";
-    $ENV{WINELOADER} ||= $topobjdir . "/wine";
+    $ENV{LD_LIBRARY_PATH} = $topobjdir . ":" . $ENV{LD_LIBRARY_PATH};
+    $ENV{WINEDLLPATH} = $topobjdir . "/dlls";
+    $ENV{WINESERVER} = $topobjdir . "/server/wineserver";
+    $ENV{WINELOADER} = $topobjdir . "/wine";
     $ENV{WINETEST_PLATFORM} = $platform || "wine";
     $ENV{WINEPRELOAD}=($program || ($topobjdir . "/programs/winetest/winetest")) . ".so";
     # try to exec the wine loader directly; if it fails continue on to normal exec