doc: Document the 'PATH' directive

The 'PATH' directive allows the user to specify a list of directories
to search when loading modules.

Signed-off-by: Matt Fleming <matt.fleming@intel.com>

diff --git a/doc/syslinux.txt b/doc/syslinux.txt
index 033a1ec..e9923a6 100644 (file)
--- a/doc/syslinux.txt
+++ b/doc/syslinux.txt
@@ -450,6 +450,13 @@ F12 filename
        compatibility with earlier versions, F10 can also be entered as
        <Ctrl-F>0.
 
+PATH path
+       Specify a colon-separated (':') list of directories to search
+       when attempting to load modules. This directive is useful for
+       specifying the directories containing the lib*.c32 library
+       files as other modules may be dependent on these files, but
+       may not reside in the same directory.
+
 Blank lines are ignored.
 
 Note that the configuration file is not completely decoded.  Syntax