1 function int bcmp (const void*, const void*, size_t)
2 function void bcopy (const void*, void*, size_t)
3 function void bzero (void*, size_t)
5 function {char*} index (const char*, int)
6 function {char*} rindex (const char*, int)
7 function int strcasecmp (const char*, const char*)
8 function int strncasecmp (const char*, const char*, size_t)