Function svn_cstring_join 

pub unsafe extern "C" fn svn_cstring_join(
    strings: *const apr_array_header_t,
    separator: *const c_char,
    pool: *mut apr_pool_t,
) -> *mut c_char

Similar to svn_cstring_join2(), but always includes the trailing separator.

@since New in 1.2. @deprecated Provided for backwards compatibility with the 1.9 API.