pollution: bcmp
int bcmp(const void *, const void *, size_t); 

pollution: bcopy
void bcopy(const void *, void *, size_t); 

pollution: bzero
void bzero(void *, size_t); 

pollution: ffs
int ffs(int); 

pollution: index
char *index(const char *, int); 

pollution: popcount
unsigned int popcount(unsigned int) __attribute__((__const__)); 

pollution: popcountl
unsigned int popcountl(unsigned long) __attribute__((__const__)); 

pollution: popcountll
unsigned int popcountll(unsigned long long) __attribute__((__const__)); 

pollution: popcount32
unsigned int popcount32(__uint32_t) __attribute__((__const__)); 

pollution: popcount64
unsigned int popcount64(__uint64_t) __attribute__((__const__)); 

pollution: rindex
char *rindex(const char *, int);