| .. | 
 |    Generally useful rST substitution definitions. This is included for | 
 |    all rST files as part of the epilogue by docs/conf.py.  conf.py | 
 |    also defines some dynamically generated substitutions like CONFDIR. | 
 |  | 
 |    Note that |qemu_system| and |qemu_system_x86| are intended to be | 
 |    used inside a parsed-literal block: the definition must not include | 
 |    extra literal formatting with ``..``: this works in the HTML output | 
 |    but the manpages will end up misrendered with following normal text | 
 |    incorrectly in boldface. | 
 |  | 
 | .. |qemu_system| replace:: qemu-system-x86_64 | 
 | .. |qemu_system_x86| replace:: qemu-system-x86_64 | 
 | .. |I2C| replace:: I\ :sup:`2`\ C | 
 | .. |I2S| replace:: I\ :sup:`2`\ S |