STATIC OP* S_scalarboolean(pTHX_ OP *o);
STATIC OP* S_too_few_arguments(pTHX_ OP *o, char* name);
STATIC OP* S_too_many_arguments(pTHX_ OP *o, char* name);
+STATIC U8* S_trlist_upgrade(pTHX_ U8** sp, U8** ep);
STATIC void S_op_clear(pTHX_ OP* o);
STATIC void S_null(pTHX_ OP* o);
STATIC PADOFFSET S_pad_addlex(pTHX_ SV* name);