Me

output/build/buildroot-config/conf --help
output/build/buildroot-config/conf: unrecognized option '--help'
Usage: output/build/buildroot-config/conf [-s] [option] <kconfig-file>
[option] is _one_ of the following:
  --listnewconfig         List new options
  --oldaskconfig          Start a new configuration using a line-oriented program
  --oldconfig             Update a configuration using a provided .config as base
  --syncconfig            Similar to oldconfig but generates configuration in
                          include/{generated/,config/}
  --olddefconfig          Same as oldconfig but sets new symbols to their default value
  --oldnoconfig           An alias of olddefconfig
  --defconfig <file>      New config with default defined in <file>
  --savedefconfig <file>  Save the minimal current configuration to <file>
  --allnoconfig           New config where all options are answered with no
  --allyesconfig          New config where all options are answered with yes
  --allmodconfig          New config where all options are answered with mod
  --alldefconfig          New config with all symbols set to default
  --randconfig            New config with random answer to all options

My Colleague

output/build/buildroot-config/conf --help
output/build/buildroot-config/conf : option non reconnue '--help'
Usage: output/build/buildroot-config/conf [option] <kconfig-file>
[option] is _one_ of the following:
  --listnewconfig         List new options
  --oldaskconfig          Start a new configuration using a line-oriented program
  --oldconfig             Update a configuration using a provided .config as base
  --silentoldconfig       Same as oldconfig, but quietly, additionally update deps
  --olddefconfig          Same as silentoldconfig but sets new symbols to their default value
  --oldnoconfig           An alias of olddefconfig
  --defconfig <file>      New config with default defined in <file>
  --savedefconfig <file>  Save the minimal current configuration to <file>
  --allnoconfig           New config where all options are answered with no
  --allyesconfig          New config where all options are answered with yes
  --allmodconfig          New config where all options are answered with mod
  --alldefconfig          New config with all symbols set to default
  --randconfig            New config with random answer to all options