timesync: Use UINT64_C for OFFSET_1900_1970

So it matches what the comment says in both 32 and 64 bit systems.

diff --git a/src/timesync/timesyncd-manager.c b/src/timesync/timesyncd-manager.c
index 223671c..73ac7ee 100644 (file)
--- a/src/timesync/timesyncd-manager.c
+++ b/src/timesync/timesyncd-manager.c
@@ -98,7 +98,7 @@
  * "NTP timestamps are represented as a 64-bit unsigned fixed-point number,
  * in seconds relative to 0h on 1 January 1900."
  */
-#define OFFSET_1900_1970        2208988800UL
+#define OFFSET_1900_1970        UINT64_C(2208988800)
 
 #define RETRY_USEC (30*USEC_PER_SEC)
 #define RATELIMIT_INTERVAL_USEC (10*USEC_PER_SEC)