.\"  Automatically generated man page, do not edit
.TH QB_MAP_NOTIFY_DEL_2 3 2023-07-21 "LIBQB" "libqb Programmer's Manual"
.SH NAME
qb_map_notify_del_2 \- Delete a notifier from the map (including the userdata). 

.SH SYNOPSIS
.nf
.B #include <qb/qbmap.h>
.sp
\fBint32_t qb_map_notify_del_2\fP(
    \fBqb_map_t         *\fP\fIm\fP,\fR          /* the map instance */
\fP    /*
     * the key (or prefix) to attach the notification to.
     */
    \fBconst char       *\fP\fIkey\fP,
    \fBqb_map_notify_fn  \fP\fIfn\fP,\fR         /* the callback */
    \fBint32_t           \fP\fIevents\fP,\fR     /* the type of events to register for. */
    \fBvoid             *\fP\fIuser_data\fP\fR   /* a pointer to be passed into the callback*/
);
.fi
.SH PARAMS
\fBm         \fP\fIthe map instance \fP
.PP
\fBkey       \fP\fIthe key (or prefix) to attach the notification to. \fP
.PP
\fBfn        \fP\fIthe callback \fP
.PP
\fBevents    \fP\fIthe type of events to register for. \fP
.PP
\fBuser_data \fP\fIa pointer to be passed into the callback\fP
.PP
.SH DESCRIPTION
.RE
.SH RETURN VALUE
.PP
\fB0          \fPsuccess 
.PP
\fB-errno     \fPfailure 
.PP
.SH NOTE
.PP
the key, fn, events and userdata must match those you added.
.SH SEE ALSO
.PP
.nh
.ad l
\fIqb_trie_dump\fR(3), \fIqb_map_iter_create\fR(3), \fIqb_skiplist_create\fR(3), \fIqb_map_notify_del\fR(3), \fIqb_map_put\fR(3), \fIqb_map_count_get\fR(3), \fIqb_map_foreach\fR(3), \fIqb_map_pref_iter_create\fR(3), \fIqb_map_iter_next\fR(3), \fIqb_map_get\fR(3), \fIqb_map_destroy\fR(3), \fIqb_hashtable_create\fR(3), \fIqb_map_iter_free\fR(3), \fIqb_map_notify_add\fR(3), \fIqb_trie_create\fR(3), \fIqb_map_rm\fR(3)
.ad
.hy
.SH "COPYRIGHT"
.PP
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