-#ifdef BPOP
-# define VIRTUAL SELECT_EMPTY
-
-# define is_virtual(mp,msgnum) ((mp)->msgstats[msgnum] & VIRTUAL)
-# define unset_virtual(mp,msgnum) ((mp)->msgstats[msgnum] &= ~VIRTUAL)
-# define set_virtual(mp,msgnum) ((mp)->msgstats[msgnum] |= VIRTUAL)
-#endif
-