diff --git a/libc/netbsd/isc/ev_timers.c b/libc/netbsd/isc/ev_timers.c
index 9674687..a584f99 100644
--- a/libc/netbsd/isc/ev_timers.c
+++ b/libc/netbsd/isc/ev_timers.c
@@ -33,6 +33,7 @@
 /* Import. */
 
 #include <errno.h>
+#include <time.h>
 
 #include <isc/assertions.h>
 #include <isc/eventlib.h>