Comment 34 for bug 61303

The thin client says it's 16-bits, and xpdyinfo seems to concur:

name of display: redacted:1.0
version number: 11.0
vendor string: The XFree86 Project, Inc
vendor release number: 40300000
XFree86 version: 4.3.0
maximum request size: 4194300 bytes
motion buffer size: 256
bitmap unit, bit order, padding: 32, LSBFirst, 32
image byte order: LSBFirst
number of supported pixmap formats: 7
supported pixmap formats:
    depth 1, bits_per_pixel 1, scanline_pad 32
    depth 4, bits_per_pixel 8, scanline_pad 32
    depth 8, bits_per_pixel 8, scanline_pad 32
    depth 15, bits_per_pixel 16, scanline_pad 32
    depth 16, bits_per_pixel 16, scanline_pad 32
    depth 24, bits_per_pixel 32, scanline_pad 32
    depth 32, bits_per_pixel 32, scanline_pad 32
keycode range: minimum 8, maximum 255
focus: window 0x160001f, revert to Parent
number of extensions: 18
    BIG-REQUESTS
    DPMS
    Extended-Visual-Information
    FontCache
    MIT-SHM
    MIT-SUNDRY-NONSTANDARD
    RANDR
    RENDER
    SECURITY
    SHAPE
    TOG-CUP
    X-Resource
    XC-MISC
    XFree86-Bigfont
    XFree86-DGA
    XFree86-Misc
    XInputExtension
    XVideo
default screen number: 0
number of screens: 1

screen #0:
  dimensions: 1280x1024 pixels (433x347 millimeters)
  resolution: 75x75 dots per inch
  depths (7): 16, 1, 4, 8, 15, 24, 32
  root window id: 0x36
  depth of root window: 16 planes
  number of colormaps: minimum 1, maximum 1
  default colormap: 0x20
  default number of colormap cells: 64
  preallocated pixels: black 0, white 65535
  options: backing-store YES, save-unders YES
  largest cursor: 64x64
  current input event mask: 0xfa2033
    KeyPressMask KeyReleaseMask EnterWindowMask
    LeaveWindowMask ButtonMotionMask StructureNotifyMask
    SubstructureNotifyMask SubstructureRedirectMask FocusChangeMask
    PropertyChangeMask ColormapChangeMask
  number of visuals: 2
  default visual id: 0x21
  visual:
    visual id: 0x21
    class: TrueColor
    depth: 16 planes
    available colormap entries: 64 per subfield
    red, green, blue masks: 0xf800, 0x7e0, 0x1f
    significant bits in color specification: 8 bits
  visual:
    visual id: 0x22
    class: DirectColor
    depth: 16 planes
    available colormap entries: 64 per subfield
    red, green, blue masks: 0xf800, 0x7e0, 0x1f
    significant bits in color specification: 8 bits