Function svn_mergeinfo_merge 

pub unsafe extern "C" fn svn_mergeinfo_merge(
    mergeinfo: svn_mergeinfo_t,
    changes: svn_mergeinfo_t,
    pool: *mut apr_pool_t,
) -> *mut svn_error_t

Like svn_mergeinfo_merge2, but uses only one pool.

@deprecated Provided for backward compatibility with the 1.5 API.