[#ASYNC_WAIT_CTX_clear_fd]
= ASYNC_WAIT_CTX_clear_fd
:mrdocs:

Remove the wait file descriptor associated with `key` from a wait context.

== Synopsis

Declared in `<openssl/async.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASYNC_WAIT_CTX_clear_fd(
    xref:ASYNC_WAIT_CTX.adoc[ASYNC_WAIT_CTX]* ctx,
    void const* key);
----

== Description

Does not invoke the cleanup callback registered with set_wait_fd; the caller is responsible for releasing the fd and any custom_data.

== Return Value

1 on success, or 0 if no matching fd was found.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Wait context to update.
| *key*
| Unique key previously passed to ASYNC_WAIT_CTX_set_wait_fd.
|===


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