#include <sys/stat.h>

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

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

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

static void f()

{

T(blkcnt_t)

T(blksize_t)

T(dev_t)

T(ino_t)

T(mode_t)

T(nlink_t)

T(uid_t)

T(gid_t)

T(off_t)

T(time_t)

T(struct timespec)

{

struct stat x;

F(dev_t, st_dev)

F(ino_t, st_ino)

F(mode_t, st_mode)

F(nlink_t, st_nlink)

F(uid_t, st_uid)

F(gid_t, st_gid)

F(dev_t, st_rdev)

F(off_t, st_size)

F(struct timespec, st_atim)

F(struct timespec, st_mtim)

F(struct timespec, st_ctim)

F(blksize_t, st_blksize)

F(blkcnt_t, st_blocks)

F(time_t, st_atime)

F(time_t, st_mtime)

F(time_t, st_ctime)

}

C(S_IRWXU)

C(S_IRUSR)

C(S_IWUSR)

C(S_IXUSR)

C(S_IRWXG)

C(S_IRGRP)

C(S_IWGRP)

C(S_IXGRP)

C(S_IRWXO)

C(S_IROTH)

C(S_IWOTH)

C(S_IXOTH)

C(S_ISUID)

C(S_ISGID)

#ifdef _XOPEN_SOURCE

C(S_ISVTX)

C(S_IFMT)

C(S_IFBLK)

C(S_IFCHR)

C(S_IFIFO)

C(S_IFREG)

C(S_IFDIR)

C(S_IFLNK)

C(S_IFSOCK)

#endif

C(S_ISBLK(0))

C(S_ISCHR(0))

C(S_ISDIR(0))

C(S_ISFIFO(0))

C(S_ISREG(0))

C(S_ISLNK(0))

C(S_ISSOCK(0))

{

struct stat x = {0};

{int i = S_TYPEISMQ(&x);}

{int i = S_TYPEISSEM(&x);}

{int i = S_TYPEISSHM(&x);}

{int i = S_TYPEISTMO(&x);}

}

C(UTIME_NOW)

C(UTIME_OMIT)

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

{int(*p)(int,mode_t) = fchmod;}

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

{int(*p)(int,struct stat*) = fstat;}

{int(*p)(int,const char*restrict,struct stat*restrict,int) = fstatat;}

{int(*p)(int,const struct timespec[]) = futimens;}

{int(*p)(const char*restrict,struct stat*restrict) = lstat;}

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

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

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

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

#ifdef _XOPEN_SOURCE

{int(*p)(const char*,mode_t,dev_t) = mknod;}

{int(*p)(int,const char*,mode_t,dev_t) = mknodat;}

#endif

{int(*p)(const char*restrict,struct stat*restrict) = stat;}

{mode_t(*p)(mode_t) = umask;}

{int(*p)(int,const char*,const struct timespec[],int) = utimensat;}

}