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-rw-r--r--include/D3D9/d3d9types.h16
1 files changed, 11 insertions, 5 deletions
diff --git a/include/D3D9/d3d9types.h b/include/D3D9/d3d9types.h
index d74ce80bb30..e0b86523daa 100644
--- a/include/D3D9/d3d9types.h
+++ b/include/D3D9/d3d9types.h
@@ -178,11 +178,17 @@ typedef struct _RGNDATA {
#undef WINAPI
#endif /* WINAPI*/
-#if defined(__x86_64__) || defined(_M_X64)
-#define WINAPI __attribute__((ms_abi))
-#else /* x86_64 */
-#define WINAPI __attribute__((__stdcall__))
-#endif /* x86_64 */
+#ifdef __GNUC__
+ #if (defined(__x86_64__) && !defined(__ILP32__)) || defined(_M_X64)
+ #define WINAPI __attribute__((ms_abi))
+ #elif defined(__i386) || defined(_M_IX86)
+ #define WINAPI __attribute__((__stdcall__))
+ #else /* neither amd64 nor i386 */
+ #define WINAPI
+ #endif
+#else /* __GNUC__ */
+ #define WINAPI
+#endif
/* Implementation caps */
#define D3DPRESENT_BACK_BUFFERS_MAX 3