char *strcat(char *dest, const char *src);
char *strncat(char *dest, const char *src, size_t len);
int strcmp(const char *s1, const char *s2);
- int strncmp(const char *s1, const char *s2, int n);
+ int strncmp(const char *s1, const char *s2, size_t n);
#ifdef __cplusplus
char *strchr(char *s, int c);