Make ares_init(), ares_dup() and ares_init_options() return ARES_ENOTINITIALIZED

if library initialization has not been performed calling ares_library_init().

1 files changed, 2 insertions, 0 deletions

diff --git a/ares/ares_private.h b/ares/ares_private.h
index f8afd4de1..c84a1d0b3 100644
--- a/ares/ares_private.h
+++ b/ares/ares_private.h
@@ -310,6 +310,8 @@ int ares__timeadd(struct timeval *now,
 /* return time offset between now and (future) check, in milliseconds */
 long ares__timeoffset(struct timeval *now,
                       struct timeval *check);
+/* returns ARES_SUCCESS if library has been initialized */
+int ares_library_initialized(void);
 void ares__rc4(rc4_key* key,unsigned char *buffer_ptr, int buffer_len);
 void ares__send_query(ares_channel channel, struct query *query,
                       struct timeval *now);