zs_incode
code_int zs_code, zs_oldcode, zs_incode;
#define zs_incode u.r.zs_incode
code_int zs_code, zs_oldcode, zs_incode;
#define zs_incode u.r.zs_incode
zs->zs_incode = zs->zs_code;
zs->zs_oldcode = zs->zs_incode;