Follow-up to earlier warning correction with Microsoft compiler

The earlier warning is architecture-dependent.

The warning showed up under an x64 build, but not an x86 build.
The __unaligned keyword is not supported under an x86 build.

Refine the preprocessor conditional.

diff --git a/win/share/tile2bmp.c b/win/share/tile2bmp.c
index 434ab694f4e0ea057b0d2fff579e10349ec37a16..cfcc1c01ecdfffc1768067213c1d74e36eb27e92 100644 (file)
--- a/win/share/tile2bmp.c
+++ b/win/share/tile2bmp.c
@@ -36,7 +36,7 @@ extern void objects_globals_init(void);
 # endif
 #endif
 
-#ifdef _MSC_VER
+#if defined(_MSC_VER) && defined(_WIN64)
 #define UNALIGNED_POINTER __unaligned
 #else
 #define UNALIGNED_POINTER