mesa: silence warning from gcc 4.4.1

diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c
index 91d8d15..46ffb92 100644 (file)
--- a/src/mesa/main/imports.c
+++ b/src/mesa/main/imports.c
@@ -108,8 +108,8 @@ _mesa_align_malloc(size_t bytes, unsigned long alignment)
 {
 #if defined(HAVE_POSIX_MEMALIGN)
    void *mem;
-
-   (void) posix_memalign(& mem, alignment, bytes);
+   int err = posix_memalign(& mem, alignment, bytes);
+   (void) err;
    return mem;
 #elif defined(_WIN32) && defined(_MSC_VER)
    return _aligned_malloc(bytes, alignment);