Description: Suggest install of ghostscript-doc in code

Author: Bastien ROUCARIц┬S <roucaries.bastien@gmail.com>

Last-Update: 2012-07-24

---

This patch header follows DEP-3: https://dep.debian.net/deps/dep3/

--- a/psi/imainarg.c

+++ b/psi/imainarg.c

@@ -1263,6 +1263,7 @@

 #endif

 static const char help_trailer[] = "\

 For more information, see %s.\n\

+On debian system you may need to install ghostscript-doc package.\n\

 Please report bugs to bugs.ghostscript.com.\n";

 static const char help_devices[] = "Available devices:";

 static const char help_default_device[] = "Default output device:";