coq-tex -V (return code: 2)
Fatal error: exception Sys_error("VERSION: No such file or directory")
coq-tex --help (return code: 0)
coq-tex [options] file ...
-o output-file Specify the resulting LaTeX file
-n line-width Set the line width
-image coq-image Use coq-image as Coq command
-w Try to cut lines at blanks
-v Verbose mode (show Coq answers on stdout)
-sl Coq answers in slanted font (only with LaTeX2e)
-hrule Coq parts are written between 2 horizontal lines
-small Coq parts are written in small font
-boot Launch coqtop with the -boot option
-help Display this list of options
--help Display this list of options