#define COP_arybase(o) o->cop_arybase
#define COP_line(o) CopLINE(o)
#define COP_warnings(o) o->cop_warnings
+#define COP_io(o) o->cop_io
MODULE = B PACKAGE = B::COP PREFIX = COP_
COP_warnings(o)
B::COP o
+B::SV
+COP_io(o)
+ B::COP o
+
MODULE = B PACKAGE = B::SV PREFIX = Sv
U32