Include isc_rwlocktype_t type definition in zt.h

After changes zt.h uses rwlock type, which is not enforced to be always
defined. Ensure full type definition is ready by including appropriate
header.

diff --git a/lib/dns/include/dns/zt.h b/lib/dns/include/dns/zt.h
index 077b26ddeac53273f597013eb30e73d4cf55e9d5..037d0a9495bb7055e2c9a53382496de484df07b5 100644 (file)
--- a/lib/dns/include/dns/zt.h
+++ b/lib/dns/include/dns/zt.h
@@ -18,6 +18,7 @@
 #include <stdbool.h>
 
 #include <isc/lang.h>
+#include <isc/rwlock.h>
 
 #include <dns/types.h>