Add const TimeDelta zero

[libs/core.git] / source / time / units.h

diff --git a/source/time/units.h b/source/time/units.h
index 6417782c3c1ee211197eac1346666c889e27d47d..a157c291d80a70f71a4b09bdde35a6a076fc1e41 100644 (file)
--- a/source/time/units.h
+++ b/source/time/units.h
@@ -11,6 +11,7 @@ Distributed under the LGPL
 namespace Msp {
 namespace Time {
 
+extern const TimeDelta zero;
 extern const TimeDelta usec;
 extern const TimeDelta msec;
 extern const TimeDelta sec;