Function rpgffi::do_pg_start_backup

pub unsafe extern "C" fn do_pg_start_backup(
    backupidstr: *const c_char, 
    fast: bool_, 
    starttli_p: *mut TimeLineID, 
    labelfile: StringInfo, 
    tblspcdir: *mut DIR, 
    tablespaces: *mut *mut List, 
    tblspcmapfile: StringInfo, 
    infotbssize: bool_, 
    needtblspcmapfile: bool_
) -> XLogRecPtr