/usr/bin/qemu-keymap: invalid option -- '-'

This tool generates qemu reverse keymaps from xkb keymaps,
which can be used with the qemu "-k" command line switch.

usage: qemu-keymap <options>
options:
    -h             print this text
    -f <file>      set output file          (default: stdout)
    -m <model>     set kbd model            (default: pc105)
    -l <layout>    set kbd layout           (default: us)
    -v <variant>   set kbd variant          (default: -)
    -o <options>   set kbd options          (default: -)