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 SYNOPSISmongoc_read_prefs_t * mongoc_read_prefs_copy (const mongoc_read_prefs_t *read_prefs); PARAMETERS
 DESCRIPTIONThis function shall deep copy a read preference. RETURNSReturns a newly allocated read preference that should be freed with mongoc_read_prefs_destroy(). AUTHORMongoDB, Inc COPYRIGHT2009-present, MongoDB, Inc. 
 
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