Fix POSIX URL and markup in tutorial.txt

diff --git a/doc/tutorial.txt b/doc/tutorial.txt
index 14909d76a0acf73689fbe337c0dc5964158729cb..b23a160c73c5ffc9a3ccf5bbbdc1d7efc606f332 100644 (file)
--- a/doc/tutorial.txt
+++ b/doc/tutorial.txt
@@ -139,12 +139,12 @@ supported by the `optparse module`_.
 .. _optparse module:
   http://docs.python.org/library/optparse.html#callback-example-6-variable-arguments
 
-.. [#POSIX] `Guideline 10 of POSIX:2008's section 12.2 <http://www.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap12.html#tag_12_02>` states:
+.. [#POSIX] `Guideline 10 of POSIX:2008's section 12.2 <http://www.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap12.html#tag_12_02>`_ states:
 
-    "The first -- argument that is not an option-argument should be
+    "The first ``--`` argument that is not an option-argument should be
     accepted as a delimiter indicating the end of options. Any
     following arguments should be treated as operands, even if they
-    begin with the '-' character."
+    begin with the ``-`` character."
 
 Then glob your curves onto the new list::