gallium/swr: Fix building swr with MSVC

Fix building swr with MSVC by turning off UNICODE before including windows.h.

gallium/swr: Fix building swr with MSVC
Fix building swr with MSVC by turning off UNICODE before including windows.h.
3c16b821 · Krzysztof Raszkowski · 40255831 · 3c16b821
Commit 3c16b821 authored May 22, 2020 by Krzysztof Raszkowski
--- a/src/gallium/drivers/swr/rasterizer/common/os.h
+++ b/src/gallium/drivers/swr/rasterizer/common/os.h
@@ -33,9 +33,11 @@
 #define SWR_VISIBLE __declspec(dllexport)

 #ifndef NOMINMAX
+#undef UNICODE
 #define NOMINMAX
 #include <windows.h>
 #undef NOMINMAX
+#define UNICODE
 #else
 #include <windows.h>
 #endif