--- rxvt-unicode/src/rxvtutil.h	2006/01/30 19:46:13	1.25
+++ rxvt-unicode/src/rxvtutil.h	2006/06/23 14:31:38	1.27
@@ -4,6 +4,8 @@
 #include <cstdlib>
 #include <cstring>
 
+using namespace std;
+
 #define PP_CONCAT_(a, b) a ## b
 #define PP_CONCAT(a, b) PP_CONCAT_(a, b)
 #define PP_STRINGIFY_(a) #a
@@ -63,7 +65,7 @@
 static inline
 T lerp (T a, U b, P p)
 {
-  return (int(a) * int(p) + int(b) * int(100 - p)) / 100;
+  return (long(a) * long(100 - p) + long(b) * long(p) + 50) / 100;
 }
 
 // some bit functions, xft fuck me plenty