#endif
#ifdef _GNU_SOURCE
+int strverscmp (const char *, const char *);
int strcasecmp (const char *, const char *);
int strncasecmp (const char *, const char *, size_t);
char *strchrnul(const char *, int);
char *strcasestr(const char *, const char *);
-char *strsep(char **, char *);
+char *strsep(char **, const char *);
+void *memrchr(const void *, int, size_t);
+void *mempcpy(void *, const void *, size_t);
#endif
#ifdef __cplusplus