extern int _find_first_zero_bit_be(void * p, unsigned size);
extern int _find_next_zero_bit_be(void * p, int size, int offset);
extern int _find_first_bit_be(const unsigned long *p, unsigned size);
-extern int _find_next_bit_be(unsigned long *p, int size, int offset);
+extern int _find_next_bit_be(const unsigned long *p, int size, int offset);
/*
* The __* form of bitops are non-atomic and may be reordered.