c_g_datalist_id_replace_data

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
__gshared extern (C)
int function(GData** datalist, GQuark keyId, void* oldval, void* newval, GDestroyNotify destroy, GDestroyNotify* oldDestroy) c_g_datalist_id_replace_data;

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