#include <stdarg.h>
-extern void memcpy(void *dest, void *src, int bytes);
+extern void memcpy(void *dest, const void *src, int bytes);
extern void memmove(void *dest, void *src, int bytes);
extern int memcmp(const char *a2, const char *a1, int bytes);
extern int strcmp(const char *a2, const char *a1);
extern int vsnprintf(char *s, int size, const char *fmt, va_list args);
extern int sprintf(char *s, const char *fmt, ...);
extern int snprintf(char *s, int size, const char *fmt, ...);
+extern unsigned short htons(unsigned short in);
#endif