c: Copyright (C) Daniel Stenberg, , et al. SPDX-License-Identifier: curl Long: stderr Arg: Help: Where to redirect stderr See-also: verbose silent Category: verbose Example: --stderr output.txt $URL Added: 6.2 Multi: single Scope: global --- Redirect all writes to stderr to the specified file instead. If the file name is a plain '-', it is instead written to stdout.