diff options
Diffstat (limited to 'extra/libevent/event-internal.h')
| -rw-r--r-- | extra/libevent/event-internal.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/extra/libevent/event-internal.h b/extra/libevent/event-internal.h index 19b7a547a84..9dd0c4d7632 100644 --- a/extra/libevent/event-internal.h +++ b/extra/libevent/event-internal.h @@ -70,6 +70,11 @@ struct event_base { /* Internal use only: Functions that might be missing from <sys/queue.h> */ #ifndef HAVE_TAILQFOREACH +/* These following macros are copied from BSD sys/queue.h + Copyright (c) 1991, 1993, The Regents of the University of California. + All rights reserved. +*/ +#define TAILQ_EMPTY(head) ((head)->tqh_first == NULL) #define TAILQ_FIRST(head) ((head)->tqh_first) #define TAILQ_END(head) NULL #define TAILQ_NEXT(elm, field) ((elm)->field.tqe_next) |