* -4 = character encoded incorrectly (not minimal length).
*/
-int UTF8_getc(unsigned char *str, int len, unsigned long *val)
+int UTF8_getc(const unsigned char *str, int len, unsigned long *val)
{
- unsigned char *p;
+ const unsigned char *p;
unsigned long value;
int ret;
if(len <= 0) return 0;