[Piglit] [PATCH] util: Silence WIN32_LEAN_AND_MEAN redefined warning.

[Vinson Lee]

Fixes MinGW warning.

piglit-util.c:25:0: warning: "WIN32_LEAN_AND_MEAN" redefined [enabled by default]
 #define WIN32_LEAN_AND_MEAN
 ^
<command-line>:0:0: note: this is the location of the previous definition

Signed-off-by: Vinson Lee <vlee at freedesktop.org>
---
 tests/util/piglit-util.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/util/piglit-util.c b/tests/util/piglit-util.c
index fe49fed..0f3964c 100644
--- a/tests/util/piglit-util.c
+++ b/tests/util/piglit-util.c
@@ -22,7 +22,9 @@
  */
 
 #if defined(_WIN32)
+#ifndef WIN32_LEAN_AND_MEAN
 #define WIN32_LEAN_AND_MEAN
+#endif
 #include <windows.h>
 #endif
 
-- 
1.8.5.2