#include <unistd.h>

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

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

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

static void f()

{

C(_POSIX_VERSION)

C(_POSIX2_VERSION)

#ifdef _XOPEN_SOURCE)

C(_XOPEN_VERSION)

#endif

C(F_OK)

C(R_OK)

C(W_OK)

C(X_OK)

C(_CS_PATH)

C(_CS_POSIX_V7_ILP32_OFF32_CFLAGS)

C(_CS_POSIX_V7_ILP32_OFF32_LDFLAGS)

C(_CS_POSIX_V7_ILP32_OFF32_LIBS)

C(_CS_POSIX_V7_ILP32_OFFBIG_CFLAGS)

C(_CS_POSIX_V7_ILP32_OFFBIG_LDFLAGS)

C(_CS_POSIX_V7_ILP32_OFFBIG_LIBS)

C(_CS_POSIX_V7_LP64_OFF64_CFLAGS)

C(_CS_POSIX_V7_LP64_OFF64_LDFLAGS)

C(_CS_POSIX_V7_LP64_OFF64_LIBS)

C(_CS_POSIX_V7_LPBIG_OFFBIG_CFLAGS)

C(_CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS)

C(_CS_POSIX_V7_LPBIG_OFFBIG_LIBS)

C(_CS_POSIX_V7_THREADS_CFLAGS)

C(_CS_POSIX_V7_THREADS_LDFLAGS)

C(_CS_POSIX_V7_WIDTH_RESTRICTED_ENVS)

C(_CS_V7_ENV)

C(SEEK_CUR)

C(SEEK_END)

C(SEEK_SET)

C(F_LOCK)

C(F_TEST)

C(F_TLOCK)

C(F_ULOCK)

C(_PC_2_SYMLINKS)

C(_PC_ALLOC_SIZE_MIN)

C(_PC_ASYNC_IO)

C(_PC_CHOWN_RESTRICTED)

C(_PC_FILESIZEBITS)

C(_PC_LINK_MAX)

C(_PC_MAX_CANON)

C(_PC_MAX_INPUT)

C(_PC_NAME_MAX)

C(_PC_NO_TRUNC)

C(_PC_PATH_MAX)

C(_PC_PIPE_BUF)

C(_PC_PRIO_IO)

C(_PC_REC_INCR_XFER_SIZE)

C(_PC_REC_MAX_XFER_SIZE)

C(_PC_REC_MIN_XFER_SIZE)

C(_PC_REC_XFER_ALIGN)

C(_PC_SYMLINK_MAX)

C(_PC_SYNC_IO)

C(_PC_TIMESTAMP_RESOLUTION)

C(_PC_VDISABLE)

C(_SC_2_C_BIND)

C(_SC_2_C_DEV)

C(_SC_2_CHAR_TERM)

C(_SC_2_FORT_DEV)

C(_SC_2_FORT_RUN)

C(_SC_2_LOCALEDEF)

C(_SC_2_PBS)

C(_SC_2_PBS_ACCOUNTING)

C(_SC_2_PBS_CHECKPOINT)

C(_SC_2_PBS_LOCATE)

C(_SC_2_PBS_MESSAGE)

C(_SC_2_PBS_TRACK)

C(_SC_2_SW_DEV)

C(_SC_2_UPE)

C(_SC_2_VERSION)

C(_SC_ADVISORY_INFO)

C(_SC_AIO_LISTIO_MAX)

C(_SC_AIO_MAX)

C(_SC_AIO_PRIO_DELTA_MAX)

C(_SC_ARG_MAX)

C(_SC_ASYNCHRONOUS_IO)

C(_SC_ATEXIT_MAX)

C(_SC_BARRIERS)

C(_SC_BC_BASE_MAX)

C(_SC_BC_DIM_MAX)

C(_SC_BC_SCALE_MAX)

C(_SC_BC_STRING_MAX)

C(_SC_CHILD_MAX)

C(_SC_CLK_TCK)

C(_SC_CLOCK_SELECTION)

C(_SC_COLL_WEIGHTS_MAX)

C(_SC_CPUTIME)

C(_SC_DELAYTIMER_MAX)

C(_SC_EXPR_NEST_MAX)

C(_SC_FSYNC)

C(_SC_GETGR_R_SIZE_MAX)

C(_SC_GETPW_R_SIZE_MAX)

C(_SC_HOST_NAME_MAX)

C(_SC_IOV_MAX)

C(_SC_IPV6)

C(_SC_JOB_CONTROL)

C(_SC_LINE_MAX)

C(_SC_LOGIN_NAME_MAX)

C(_SC_MAPPED_FILES)

C(_SC_MEMLOCK)

C(_SC_MEMLOCK_RANGE)

C(_SC_MEMORY_PROTECTION)

C(_SC_MESSAGE_PASSING)

C(_SC_MONOTONIC_CLOCK)

C(_SC_MQ_OPEN_MAX)

C(_SC_MQ_PRIO_MAX)

C(_SC_NGROUPS_MAX)

C(_SC_OPEN_MAX)

C(_SC_PAGE_SIZE)

C(_SC_PAGESIZE)

C(_SC_PRIORITIZED_IO)

C(_SC_PRIORITY_SCHEDULING)

C(_SC_RAW_SOCKETS)

C(_SC_RE_DUP_MAX)

C(_SC_READER_WRITER_LOCKS)

C(_SC_REALTIME_SIGNALS)

C(_SC_REGEXP)

C(_SC_RTSIG_MAX)

C(_SC_SAVED_IDS)

C(_SC_SEM_NSEMS_MAX)

C(_SC_SEM_VALUE_MAX)

C(_SC_SEMAPHORES)

C(_SC_SHARED_MEMORY_OBJECTS)

C(_SC_SHELL)

C(_SC_SIGQUEUE_MAX)

C(_SC_SPAWN)

C(_SC_SPIN_LOCKS)

C(_SC_SPORADIC_SERVER)

C(_SC_SS_REPL_MAX)

C(_SC_STREAM_MAX)

C(_SC_SYMLOOP_MAX)

C(_SC_SYNCHRONIZED_IO)

C(_SC_THREAD_ATTR_STACKADDR)

C(_SC_THREAD_ATTR_STACKSIZE)

C(_SC_THREAD_CPUTIME)

C(_SC_THREAD_DESTRUCTOR_ITERATIONS)

C(_SC_THREAD_KEYS_MAX)

C(_SC_THREAD_PRIO_INHERIT)

C(_SC_THREAD_PRIO_PROTECT)

C(_SC_THREAD_PRIORITY_SCHEDULING)

C(_SC_THREAD_PROCESS_SHARED)

C(_SC_THREAD_ROBUST_PRIO_INHERIT)

C(_SC_THREAD_ROBUST_PRIO_PROTECT)

C(_SC_THREAD_SAFE_FUNCTIONS)

C(_SC_THREAD_SPORADIC_SERVER)

C(_SC_THREAD_STACK_MIN)

C(_SC_THREAD_THREADS_MAX)

C(_SC_THREADS)

C(_SC_TIMEOUTS)

C(_SC_TIMER_MAX)

C(_SC_TIMERS)

C(_SC_TRACE)

C(_SC_TRACE_EVENT_FILTER)

C(_SC_TRACE_EVENT_NAME_MAX)

C(_SC_TRACE_INHERIT)

C(_SC_TRACE_LOG)

C(_SC_TRACE_NAME_MAX)

C(_SC_TRACE_SYS_MAX)

C(_SC_TRACE_USER_EVENT_MAX)

C(_SC_TTY_NAME_MAX)

C(_SC_TYPED_MEMORY_OBJECTS)

C(_SC_TZNAME_MAX)

C(_SC_V7_ILP32_OFF32)

C(_SC_V7_ILP32_OFFBIG)

C(_SC_V7_LP64_OFF64)

C(_SC_V7_LPBIG_OFFBIG)

C(_SC_VERSION)

C(_SC_XOPEN_CRYPT)

C(_SC_XOPEN_ENH_I18N)

C(_SC_XOPEN_REALTIME)

C(_SC_XOPEN_REALTIME_THREADS)

C(_SC_XOPEN_SHM)

C(_SC_XOPEN_STREAMS)

C(_SC_XOPEN_UNIX)

C(_SC_XOPEN_UUCP)

C(_SC_XOPEN_VERSION)

C(STDERR_FILENO)

C(STDIN_FILENO)

C(STDOUT_FILENO)

C(_POSIX_VDISABLE)

T(size_t)

T(ssize_t)

T(uid_t)

T(gid_t)

T(off_t)

T(pid_t)

T(intptr_t)

void(*p__exit)(int) = _exit;

int(*p_access)(const char*,int) = access;

unsigned(*p_alarm)(unsigned) = alarm;

int(*p_chdir)(const char*) = chdir;

int(*p_chown)(const char*,uid_t,gid_t) = chown;

int(*p_close)(int) = close;

size_t(*p_confstr)(int,char*,size_t) = confstr;

char*(*p_ctermid)(char*) = ctermid;

int(*p_dup)(int) = dup;

int(*p_dup2)(int,int) = dup2;

{char **x = environ};

int(*p_execl)(const char*,const char*,...) = execl;

int(*p_execle)(const char*,const char*,...) = execle;

int(*p_execlp)(const char*,const char*,...) = execlp;

int(*p_execv)(const char*,char*const[]) = execv;

int(*p_execve)(const char*,char*const[],char*const[]) = execve;

int(*p_execvp)(const char*,char*const[]) = execvp;

int(*p_faccessat)(int,const char*,int,int) = faccessat;

int(*p_fchdir)(int) = fchdir;

int(*p_fchown)(int,uid_t,gid_t) = fchown;

int(*p_fchownat)(int,const char*,uid_t,gid_t,int) = fchownat;

int(*p_fdatasync)(int) = fdatasync;

int(*p_fexecve)(int,char*const[],char*const[]) = fexecve;

pid_t(*p_fork)(void) = fork;

long(*p_fpathconf)(int,int) = fpathconf;

int(*p_fsync)(int) = fsync;

int(*p_ftruncate)(int,off_t) = ftruncate;

char*(*p_getcwd)(char*,size_t) = getcwd;

gid_t(*p_getegid)(void) = getegid;

uid_t(*p_geteuid)(void) = geteuid;

gid_t(*p_getgid)(void) = getgid;

int(*p_getgroups)(int,gid_t[]) = getgroups;

int(*p_gethostname)(char*,size_t) = gethostname;

char*(*p_getlogin)(void) = getlogin;

int(*p_getlogin_r)(char*,size_t) = getlogin_r;

int(*p_getopt)(int,char*const[],const char*) = getopt;

pid_t(*p_getpgid)(pid_t) = getpgid;

pid_t(*p_getpgrp)(void) = getpgrp;

pid_t(*p_getpid)(void) = getpid;

pid_t(*p_getppid)(void) = getppid;

pid_t(*p_getsid)(pid_t) = getsid;

uid_t(*p_getuid)(void) = getuid;

int(*p_isatty)(int) = isatty;

int(*p_lchown)(const char*,uid_t,gid_t) = lchown;

int(*p_link)(const char*,const char*) = link;

int(*p_linkat)(int,const char*,int,const char*,int) = linkat;

off_t(*p_lseek)(int,off_t,int) = lseek;

{char *x = optarg;}

{int i = opterr;}

{int i = optind;}

{int i = optopt;}

long(*p_pathconf)(const char*,int) = pathconf;

int(*p_pause)(void) = pause;

int(*p_pipe)(int[]) = pipe;

ssize_t(*p_pread)(int,void*,size_t,off_t) = pread;

ssize_t(*p_pwrite)(int,const void*,size_t,off_t) = pwrite;

ssize_t(*p_read)(int,void*,size_t) = read;

ssize_t(*p_readlink)(const char*restrict,char*restrict,size_t) = readlink;

ssize_t(*p_readlinkat)(int,const char*restrict,char*restrict,size_t) = readlinkat;

int(*p_rmdir)(const char*) = rmdir;

int(*p_setegid)(gid_t) = setegid;

int(*p_seteuid)(uid_t) = seteuid;

int(*p_setgid)(gid_t) = setgid;

int(*p_setpgid)(pid_t,pid_t) = setpgid;

pid_t(*p_setsid)(void) = setsid;

int(*p_setuid)(uid_t) = setuid;

unsigned(*p_sleep)(unsigned) = sleep;

int(*p_symlink)(const char*,const char*) = symlink;

int(*p_symlinkat)(const char*,int,const char*) = symlinkat;

long(*p_sysconf)(int) = sysconf;

pid_t(*p_tcgetpgrp)(int) = tcgetpgrp;

int(*p_tcsetpgrp)(int,pid_t) = tcsetpgrp;

int(*p_truncate)(const char*,off_t) = truncate;

char*(*p_ttyname)(int) = ttyname;

int(*p_ttyname_r)(int,char*,size_t) = ttyname_r;

int(*p_unlink)(const char*) = unlink;

int(*p_unlinkat)(int,const char*,int) = unlinkat;

ssize_t(*p_write)(int,const void*,size_t) = write;

#ifdef _XOPEN_SOURCE

char*(*p_crypt)(const char*,const char*) = crypt;

void(*p_encrypt)(char[],int) = encrypt;

long(*p_gethostid)(void) = gethostid;

int(*p_lockf)(int,int,off_t) = lockf;

int(*p_nice)(int) = nice;

int(*p_setregid)(gid_t,gid_t) = setregid;

int(*p_setreuid)(uid_t,uid_t) = setreuid;

void(*p_swab)(const void*restrict,void*restrict,ssize_t) = swab;

void(*p_sync)(void) = sync;

#endif

}