Function svn_prop_hash_dup 

pub unsafe extern "C" fn svn_prop_hash_dup(
    hash: *const apr_hash_t,
    pool: *mut apr_pool_t,
) -> *mut apr_hash_t

Creates a deep copy of @a hash (keys const char * and values const svn_string_t *) in @a pool.

@since New in 1.6.