10extern unsigned int byte_chr(
char *, 
unsigned int, 
int);
 
   11extern unsigned int byte_rchr(
char *, 
unsigned int, 
int);
 
   12extern void byte_copy(
void *, 
unsigned int, 
const void *);
 
   13extern void byte_copyr(
void *, 
unsigned int, 
const void *);
 
   14extern int byte_diff(
const void *, 
unsigned int, 
const void *);
 
   15extern void byte_zero(
void *, 
unsigned int);
 
   16extern void byte_fill(
void *, 
unsigned int, 
int);
 
   18#define byte_equal(s,n,t) (!byte_diff((s),(n),(t))) 
unsigned int byte_chr(char *, unsigned int, int)
int byte_diff(const void *, unsigned int, const void *)
void byte_copy(void *, unsigned int, const void *)
void byte_fill(void *, unsigned int, int)
void byte_copyr(void *, unsigned int, const void *)
unsigned int byte_rchr(char *, unsigned int, int)
void byte_zero(void *, unsigned int)