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25#ifndef _STRING_H_
26#define _STRING_H_ 1
27
28#ifdef MACH_KERNEL_PRIVATE
29#include <types.h>
30#else
31#include <sys/types.h>
32#endif
33
34#ifdef __cplusplus
35extern "C" {
36#endif
37
38#ifndef NULL
39#define NULL 0
40#endif
41
42extern void *memcpy(void *, const void *, size_t);
43extern int memcmp(const void *, const void *, size_t);
44extern void *memmove(void *, const void *, size_t);
45extern void *memset(void *, int, size_t);
46
47extern size_t strlen(const char *);
48extern char *strcpy(char *, const char *);
49extern char *strncpy(char *, const char *, size_t);
50extern char *strcat(char *, const char *);
51extern char *strncat(char *, const char *, size_t);
52extern int strcmp(const char *, const char *);
53extern int strncmp(const char *,const char *, size_t);
54extern int strcasecmp(const char *s1, const char *s2);
55extern int strncasecmp(const char *s1, const char *s2, size_t n);
56extern char *strchr(const char *s, int c);
57
58extern int bcmp(const void *, const void *, size_t);
59extern void bcopy(const void *, void *, size_t);
60extern void bzero(void *, size_t);
61
62#ifdef __cplusplus
63}
64#endif
65
66#endif
67