#ifndef _STRING_H
#define _STRING_H

#include <stddef.h>

#ifdef __cplusplus
extern "C"
{
#endif

    void *memcpy(void *, const void *, size_t);
    void *memset(void *, int, size_t);
    char *strcpy(char *, const char *);
    size_t strlen(const char *);
    int strncmp(const char *s1, const char *s2, size_t n);

#ifdef __cplusplus
}
#endif

#endif