[#ERR_count_to_mark]
= ERR&lowbar;count&lowbar;to&lowbar;mark
:mrdocs:

Count error&hyphen;stack entries above the most recently set mark&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ERR&lowbar;count&lowbar;to&lowbar;mark();
----

== Return Value

Number of errors pushed since ERR&lowbar;set&lowbar;mark(), or 0 if no mark is active&period;


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