const golang.org/x/sys/unix.TIOCGWINSZ

2 uses

	golang.org/x/sys/unix (current package)
		zerrors_darwin_arm64.go#L1386: 	TIOCGWINSZ                        = 0x40087468

	src.elv.sh/pkg/sys
		winsize_unix.go#L22: 	ws, err := unix.IoctlGetWinsize(fd, unix.TIOCGWINSZ)