#define Uatol(s) atol(CCS(s))
#define Uchdir(s) chdir(CCS(s))
#define Uchmod(s,n) chmod(CCS(s),n)
-#define Uchown(s,n,m) chown(CCS(s),n,m)
#define Ufgets(b,n,f) fgets(CS(b),n,f)
#define Ufopen(s,t) fopen(CCS(s),CCS(t))
#define Ulink(s,t) link(CCS(s),CCS(t))