Index: tools/rbuild/backend/mingw/mingw.cpp
===================================================================
--- tools/rbuild/backend/mingw/mingw.cpp	(révision 47299)
+++ tools/rbuild/backend/mingw/mingw.cpp	(copie de travail)
@@ -621,7 +621,7 @@
 		}
 
 		lastWriteTime = statbuf.st_mtime;
-		SystemTime = time(NULL);
+		SystemTime = -1;
 
 		if (SystemTime != -1)
 		{