SYS_STATFS                   = 555 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS                  = 556 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFSSTAT                = 557 // { int getfsstat(struct statfs *buf, long bufsize, int mode); }
	SYS_FHSTATFS                 = 558 // { int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }

	SYS_STATFS                   = 555 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS                  = 556 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFSSTAT                = 557 // { int getfsstat(struct statfs *buf, long bufsize, int mode); }
	SYS_FHSTATFS                 = 558 // { int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }

	SYS_STATFS                   = 555 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS                  = 556 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFSSTAT                = 557 // { int getfsstat(struct statfs *buf, long bufsize, int mode); }
	SYS_FHSTATFS                 = 558 // { int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }

	SYS_STATFS                   = 555 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS                  = 556 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFSSTAT                = 557 // { int getfsstat(struct statfs *buf, long bufsize, int mode); }
	SYS_FHSTATFS                 = 558 // { int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }

	SYS_STATFS                   = 555 // { int statfs(char *path, struct statfs *buf); }
	SYS_FSTATFS                  = 556 // { int fstatfs(int fd, struct statfs *buf); }
	SYS_GETFSSTAT                = 557 // { int getfsstat(struct statfs *buf, long bufsize, int mode); }
	SYS_FHSTATFS                 = 558 // { int fhstatfs(const struct fhandle *u_fhp, struct statfs *buf); }

	"golang.org/x/sys/unix"
)

// GetInfo returns total and free bytes available in a directory, e.g. `/`.
func GetInfo(path string, firstTime bool) (info Info, err error) {
	s := syscall.Statfs_t{}
	err = syscall.Statfs(path, &s)
	if err != nil {
		return Info{}, err
	}
	reservedBlocks := s.Bfree - s.Bavail
	info = Info{
		Total: uint64(s.Frsize) * (s.Blocks - reservedBlocks),
		Free:  uint64(s.Frsize) * s.Bavail,

	SYS_CHROOT         = 61  // { int sys_chroot(const char *path); }
	SYS_GETFSSTAT      = 62  // { int sys_getfsstat(struct statfs *buf, size_t bufsize, \
	SYS_STATFS         = 63  // { int sys_statfs(const char *path, \
	SYS_FSTATFS        = 64  // { int sys_fstatfs(int fd, struct statfs *buf); }
	SYS_FHSTATFS       = 65  // { int sys_fhstatfs(const fhandle_t *fhp, \
	SYS_VFORK          = 66  // { int sys_vfork(void); }

	SYS_CHROOT         = 61  // { int sys_chroot(const char *path); }
	SYS_GETFSSTAT      = 62  // { int sys_getfsstat(struct statfs *buf, size_t bufsize, \
	SYS_STATFS         = 63  // { int sys_statfs(const char *path, \
	SYS_FSTATFS        = 64  // { int sys_fstatfs(int fd, struct statfs *buf); }
	SYS_FHSTATFS       = 65  // { int sys_fhstatfs(const fhandle_t *fhp, \
	SYS_VFORK          = 66  // { int sys_vfork(void); }

//sys	Shutdown(fd int, how int) (err error)
//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
//sys	Stat(path string, stat *Stat_t) (err error)
//sys	Statfs(path string, buf *Statfs_t) (err error)
//sys	Truncate(path string, length int64) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)

//sysnb	setrlimit(resource int, rlim *Rlimit) (err error) = SYS_SETRLIMIT
//sys	Shutdown(fd int, how int) (err error)
//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
//sys	Statfs(path string, buf *Statfs_t) (err error)
//sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
//sys	Truncate(path string, length int64) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)