[#ERR_count_to_mark]
= ERR_count_to_mark
:mrdocs:

Count error‐stack entries above the most recently set mark.

== Synopsis

Declared in `<openssl/err.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ERR_count_to_mark();
----

== Return Value

Number of errors pushed since ERR_set_mark(), or 0 if no mark is active.


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