copyblk
return (copyblk(vv));
return (gargv = copyblk(gargv));
static char **copyblk(char **v);
setq(S_argv /* "argv" */, copyblk(v), &shvhed);
gargv = copyblk(gargv);
v = copyblk(v);
return (pargv = copyblk(pargv));
return (gargv = copyblk(gargv));
extern tchar **copyblk(tchar **);