# include "error: USE_THREADS and USE_ITHREADS are incompatible"
#endif
-#ifndef OpREFCNT_inc
-# define OpREFCNT_inc(o) ((o) ? (++(o)->op_targ, (o)) : Nullop)
-#endif
-
#ifndef GpREFCNT_inc
# define GpREFCNT_inc(gp) ((gp) ? (++(gp)->gp_refcnt, (gp)) : (GP*)NULL)
#endif