[#btck_WriteBytes]
= btck_WriteBytes
:mrdocs:

Function signature for serializing data.

== Synopsis

Declared in `<kernel/bitcoinkernel.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
typedef int(* btck_WriteBytes)(void const*, size_t, void*);
----

== Description

Returns 0 to indicate success.


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