#if !defined ISO && !defined ISO99 && !defined ISO11 && !defined POSIX && !defined XPG3 # if !defined XOPEN2K8 && !defined POSIX2008 function int bcmp (const void*, const void*, size_t) function void bcopy (const void*, void*, size_t) function void bzero (void*, size_t) function {char*} index (const char*, int) function {char*} rindex (const char*, int) # endif # if !defined POSIX2008 function int ffs (int) # endif function int strcasecmp (const char*, const char*) function int strncasecmp (const char*, const char*, size_t) # if defined XOPEN2K8 || defined POSIX2008 function int strcasecmp_l (const char*, const char*, locale_t) function int strncasecmp_l (const char*, const char*, size_t, locale_t) # endif type size_t # if defined XOPEN2K8 || defined POSIX2008 type locale_t # endif allow *_t #endif