X-Git-Url: http://winboard.nl/cgi-bin?a=blobdiff_plain;f=backend.h;h=244838dd187147acc3a39f833f4bed4aec97b7c3;hb=e1c5b051913104ab216d905641a778aebf38fbc1;hp=6bd84414eafff29183f3798307727ee7df5a88d7;hpb=8b519f2abff956ac1ccfcc4b51c7b9736e075d6c;p=xboard.git

diff --git a/backend.h b/backend.h
index 6bd8441..244838d 100644
--- a/backend.h
+++ b/backend.h
@@ -176,6 +176,31 @@ extern GameInfo gameInfo;
 #define ICS_CHESSNET 3 /* not really supported */
 int ics_type;
 
+/* unsigned int 64 for engine nodes work and display */
+#ifdef WIN32
+	/* I don't know the name for this type of other compiler
+	 * If it not work, just modify here
+	 * This is for MS Visual Studio
+	 */
+	#ifdef _MSC_VER
+		#define u64	unsigned __int64
+		#define s64 signed __int64
+		#define u64Display  "%I64u"
+	#else
+		/* place holder
+		 * or dummy types for other compiler
+		 */
+		#define u64	unsigned __int64
+		#define s64 signed __int64
+		#define u64Display  "%I64u"
+	#endif
+#else
+	/* GNU gcc */
+	#define u64	unsigned long long
+	#define s64 signed long long
+	#define u64Display  "%llu"
+#endif
+
 
 /* pgntags.c prototypes
  */