diff --git a/sysutils.go b/sysutils.go
index 823d73e..304819a 100644
--- a/sysutils.go
+++ b/sysutils.go
@@ -370,3 +370,12 @@ func ReadTextFile(fileName string) (string, error) {
 func IsDebug() bool {
 	return true
 }
+
+func PowInt64(base int64, exponent int64) int64 {
+	var result int64 = 1
+	var i int64 = 0
+	for ; i < exponent; i++ {
+		result *= base
+	}
+	return result
+}