1 files changed, 1 insertions, 0 deletions
diff --git a/macros.h b/macros.h
index 40c923f7e..6bde10e4a 100644
--- a/macros.h
+++ b/macros.h
@@ -170,6 +170,7 @@ static INLINE int FindFirstBit2x64(int value)
 
 
 #define CHANCE16(a,b) ((uint16)Random() <= (uint16)((65536 * a) / b))
+#define ICHANCE16(a,b) ((uint16)InteractiveRandom() <= (uint16)((65536 * a) / b))
 #define CHANCE16R(a,b,r) ((uint16)(r=Random()) <= (uint16)((65536 * a) / b))
 #define CHANCE16I(a,b,v) ((uint16)(v) <= (uint16)((65536 * a) / b))