/* Getting/setting the info pointer of a closure */
#define SET_INFO(p,info) StgHeader_info(p) = info
#define GET_INFO(p) StgHeader_info(p)
/* Getting/setting the info pointer of a closure */
#define SET_INFO(p,info) StgHeader_info(p) = info
#define GET_INFO(p) StgHeader_info(p)