Declare timeval in mutex.h

diff --git a/include/yaz/mutex.h b/include/yaz/mutex.h
index 5787ec6..dab2f13 100644 (file)
--- a/include/yaz/mutex.h
+++ b/include/yaz/mutex.h
@@ -110,6 +110,8 @@ void yaz_cond_destroy(YAZ_COND *p);
 
     Semantics like pthread_cond_wait.
 */
+YAZ_EXPORT struct timeval;
+
 YAZ_EXPORT
 int yaz_cond_wait(YAZ_COND p, YAZ_MUTEX m, const struct timeval *abstime);