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--- a/src/rcldb/rcldb.cpp
+++ b/src/rcldb/rcldb.cpp
@@ -23,6 +23,7 @@
 #include <fnmatch.h>
 #include <regex.h>
 #include <math.h>
+#include <time.h>
 
 #include <iostream>
 #include <string>