msi: Fix compilation in MSVC

[James Hawkins]

Hi,

Changelog:
* Fix compilation in MSVC.

 dlls/msi/tests/source.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

-- 
James Hawkins
-------------- next part --------------
diff --git a/dlls/msi/tests/source.c b/dlls/msi/tests/source.c
index e67bae8..cd9d1c6 100644
--- a/dlls/msi/tests/source.c
+++ b/dlls/msi/tests/source.c
@@ -18,6 +18,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
+#define _WIN32_MSI 300
+
 #include <stdio.h>
 
 #include <windows.h>
-- 
1.4.1