Provided by: libmongoc-doc_1.9.2+dfsg-1build1_all 
NAME
mongoc_read_prefs_copy - mongoc_read_prefs_copy()
SYNOPSIS
mongoc_read_prefs_t *
mongoc_read_prefs_copy (const mongoc_read_prefs_t *read_prefs);
PARAMETERS
• read_prefs: A mongoc_read_prefs_t.
DESCRIPTION
This function shall deep copy a read preference.
RETURNS
Returns a newly allocated read preference that should be freed with
mongoc_read_prefs_destroy().
AUTHOR
MongoDB, Inc
COPYRIGHT
2018, MongoDB, Inc