[#OPENSSL_strlcat]
= OPENSSL&lowbar;strlcat
:mrdocs:

Append `src` onto `dst` with OpenSSL&apos;s bounded strlcat semantics&period;

== Synopsis

Declared in `&lt;openssl&sol;crypto&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size&lowbar;t
OPENSSL&lowbar;strlcat(
    char* dst,
    char const* src,
    size&lowbar;t siz);
----

== Return Value

Length of the string OPENSSL&lowbar;strlcat tried to create (strlen(initial dst)&plus;strlen(src))&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *dst*
| Destination buffer already containing a NUL&hyphen;terminated prefix&period;
| *src*
| NUL&hyphen;terminated string to append&period;
| *siz*
| Total capacity of `dst` in bytes&period;
|===


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