const syscall.S_ISGID

3 uses

	syscall (current package)
		zerrors_darwin_arm64.go#L1009: 	S_ISGID                           = 0x400

	os
		file_posix.go#L68: 		o |= syscall.S_ISGID
		stat_darwin.go#L33: 	if fs.sys.Mode&syscall.S_ISGID != 0 {