macro-constant NULL == 0

type size_t
#if defined XOPEN2K8 || defined POSIX2008
type locale_t
#endif

#if !defined ISO && !defined ISO99 & !defined ISO11 && !defined POSIX && !defined POSIX2008
function {void*} memccpy (void*, const void*, int, size_t)
#endif
function {void*} memchr (const void*, int, size_t)
function int memcmp (const void*, const void*, size_t)
function {void*} memcpy (void*, const void*, size_t)
function {void*} memmove (void*, const void*, size_t)
function {void*} memset (void*, int, size_t)
#if defined XOPEN2K8 || defined POSIX2008
function {char*} stpcpy (char*, const char*)
function {char*} stpncpy (char*, const char*, size_t)

#endif
function {char*} strcat (char*, const char*)
function {char*} strchr (const char*, int)
function int strcmp (const char*, const char*)
function int strcoll (const char*, const char*)
#if defined XOPEN2K8 || defined POSIX2008
function int strcoll_l (const char*, const char*, locale_t)
#endif
function {char*} strcpy (char*, const char*)
function size_t strcspn (const char*, const char*)
#if !defined ISO && !defined ISO99 & !defined ISO11 && !defined XPG4 && !defined POSIX && !defined POSIX2008
function {char*} strdup (const char*)
#endif
function {char*} strerror (int)
#if defined XOPEN2K || defined XOPEN2K8 || defined POSIX2008
function int strerror_r (int, char*, size_t)
#endif
#if defined XOPEN2K8 || defined POSIX2008
function {char*} strerror_l (int, locale_t)
#endif
function size_t strlen (const char*)
function {char*} strncat (char*, const char*, size_t)
function int strncmp (const char*, const char*, size_t)
function {char*} strncpy (char*, const char*, size_t)
#if defined XOPEN2K8 || defined POSIX2008
function {char*} strndup (const char*, size_t)
function size_t strnlen (const char*, size_t)
#endif
function {char*} strpbrk (const char*, const char*)
function {char*} strrchr (const char*, int)
#if defined XOPEN2K8 || defined POSIX2008
function {char*} strsignal (int)
#endif
function size_t strspn (const char*, const char*)
function {char*} strstr (const char*, const char*)
function {char*} strtok (char*, const char*)
#if defined POSIX || defined UNIX98 || defined XOPEN2K || defined XOPEN2K8 || defined POSIX2008
function {char*} strtok_r (char*, const char*, char**)
#endif
function size_t strxfrm (char*, const char*, size_t)
#if defined XOPEN2K8 || defined POSIX2008
function size_t strxfrm_l (char*, const char*, size_t, locale_t)
#endif

#if !defined ISO && !defined ISO99 && !defined ISO11 && !defined POSIX
allow-header stddef.h
#endif

allow str[abcdefghijklmnopqrstuvwxyz]*
allow mem[abcdefghijklmnopqrstuvwxyz]*
allow wcs[abcdefghijklmnopqrstuvwxyz]*
#if !defined ISO && !defined ISO99 && !defined ISO11
allow *_t
#endif