cast usec, avoids a build failure on macOS/Darwin

diff --git a/pdns/dnsscope.cc b/pdns/dnsscope.cc
index be8b94ea708a813ed0ee96eba23551904e3e67cb..a31106e6cc1555d6c845ae0d91d755ccf83d2e1c 100644 (file)
--- a/pdns/dnsscope.cc
+++ b/pdns/dnsscope.cc
@@ -125,7 +125,7 @@ void visitor(const StatNode* node, const StatNode::Stat& selfstat, const StatNod
 
 const struct timeval operator-(const struct pdns_timeval& lhs, const struct pdns_timeval& rhs)
 {
-  struct timeval a{lhs.tv_sec, lhs.tv_usec}, b{rhs.tv_sec, rhs.tv_usec};
+  struct timeval a{lhs.tv_sec, static_cast<suseconds_t>(lhs.tv_usec)}, b{rhs.tv_sec, static_cast<suseconds_t>(rhs.tv_usec)};
   return operator-(a,b);
 }