#include <stdlib.h>

#define T(t) (t*)0;

#define F(t,n) {t *y = &x.;;}

#define C(n) switch(n){case n:;}

#define I(t,e) {t x[sizeof(t)==sizeof(e)] = {e};}

static void f()

{

C(EXIT_FAILURE)

C(EXIT_SUCCESS)

C(RAND_MAX)

I(size_t,MB_CUR_MAX)

{void *x=NULL;}

T(div_t)

T(ldiv_t)

T(lldiv_t)

T(size_t)

T(wchar_t)

#ifdef _POSIX_C_SOURCE

C(WEXITSTATUS(0))

C(WIFEXITED(0))

C(WIFSIGNALED(0))

C(WIFSTOPPED(0))

C(WNOHANG)

C(WSTOPSIG(0))

C(WTERMSIG(0))

C(WUNTRACED)

#endif

{void(*p)(int) = _Exit;}

{void(*p)(void) = abort;}

{int(*p)(int) = abs;}

{int(*p)(void(*)(void)) = atexit;}

{double(*p)(const char*) = atof;}

{int(*p)(const char*) = atoi;}

{long(*p)(const char*) = atol;}

{long long(*p)(const char*) = atoll;}

{void*(*p)(const void*,const void*,size_t,size_t,int(*)(const void*,const void*)) = bsearch;}

{void*(*p)(size_t,size_t) = calloc;}

{div_t(*p)(int,int) = div;}

{void(*p)(int) = exit;}

{void(*p)(void*) = free;}

{char*(*p)(const char*) = getenv;}

{int(*p)(char**,char*const*,char**) = getsubopt;}

{long(*p)(long) = labs;}

{ldiv_t(*p)(long,long) = ldiv;}

{long long(*p)(long long) = llabs;}

{lldiv_t(*p)(long long,long long) = lldiv;}

{void*(*p)(size_t) = malloc;}

{int(*p)(const char*,size_t) = mblen;}

{size_t(*p)(wchar_t*restrict,const char*restrict,size_t) = mbstowcs;}

{int(*p)(wchar_t*restrict,const char*restrict,size_t) = mbtowc;}

{int(*p)(void**,size_t,size_t) = posix_memalign;}

{void(*p)(void*,size_t,size_t,int(*)(const void*,const void*)) = qsort;}

{int(*p)(void) = rand;}

{void*(*p)(void*,size_t) = realloc;}

{void(*p)(unsigned) = srand;}

{double(*p)(const char*restrict,char**restrict) = strtod;}

{float(*p)(const char*restrict,char**restrict) = strtof;}

{long(*p)(const char*restrict,char**restrict,int) = strtol;}

{long double(*p)(const char*restrict,char**restrict) = strtold;}

{long long(*p)(const char*restrict,char**restrict,int) = strtoll;}

{unsigned long(*p)(const char*restrict,char**restrict,int) = strtoul;}

{unsigned long long(*p)(const char*restrict,char**restrict,int) = strtoull;}

{int(*p)(const char*) = system;}

{size_t(*p)(char*restrict,const wchar_t*restrict,size_t) = wcstombs;}

{int(*p)(char*,wchar_t) = wctomb;}

#ifdef _POSIX_C_SOURCE

{char*(*p)(char*) = mkdtemp;}

{int(*p)(char*) = mkstemp;}

{int(*p)(const char*,const char*,int) = setenv;}

{int(*p)(const char*) = unsetenv;}

#endif

#ifdef _XOPEN_SOURCE

{long(*p)(const char*) = a64l;}

{double(*p)(void) = drand48;}

{double(*p)(unsigned short[]) = erand48;}

{int(*p)(int) = grantpt;}

{char*(*p)(unsigned,char*,size_t) = initstate;}

{long(*p)(unsigned short[]) = jrand48;}

{char*(*p)(long) = l64a;}

{void(*p)(unsigned short[]) = lcong48;}

{long(*p)(void) = lrand48;}

{long(*p)(void) = mrand48;}

{long(*p)(unsigned short[]) = nrand48;}

{char*(*p)(int) = ptsname;}

{int(*p)(char*) = putenv;}

{long(*p)(void) = random;}

{char*(*p)(const char*restrict,char*restrict) = realpath;}

{unsigned short*(*p)(unsigned short[]) = seed48;}

{void(*p)(const char*) = setkey;}

{char*(*p)(char*) = setstate;}

{void(*p)(long) = srand48;}

{void(*p)(unsigned) = srandom;}

{int(*p)(int) = unlockpt;}

#endif

}

#ifdef _XOPEN_SOURCE

#include <fcntl.h>

static void g()

{

{int(*p)(int) = posix_openpt;}

}

#endif