doc: gnunet-c-tutorial: @file for .config directory, add a note that

~/.config might already exist.

diff --git a/doc/gnunet-c-tutorial.texi b/doc/gnunet-c-tutorial.texi
index 60188287ec5636e958cf9ba46b4ff8290163b549..b4ed0e786e9366d6b7b147b4038a79c00dd9cbeb 100644 (file)
--- a/doc/gnunet-c-tutorial.texi
+++ b/doc/gnunet-c-tutorial.texi
@@ -162,9 +162,9 @@ $ make install
 @end example
 
 After installing GNUnet you have to add your GNUnet installation to your path
-environmental variable. In addition you have to create the .config
-directory in your home directory where GNUnet stores its data and an empty
-GNUnet configuration file:
+environmental variable. In addition you have to create the @file{.config}
+directory in your home directory (unless it already exists) where GNUnet stores
+its data and an empty GNUnet configuration file:
 
 @example
 $ export PATH=$PATH:$PREFIX/bin