Fixup the module keys. There were some problems with hosting / processing
file HTML files on Windows machines do to case insensitivity.
diff --git a/Doc/lib/libfl.tex b/Doc/lib/libfl.tex
index ef9d841..127e397 100644
--- a/Doc/lib/libfl.tex
+++ b/Doc/lib/libfl.tex
@@ -470,7 +470,7 @@
\section{\module{FL} ---
Constants used with the \module{fl} module}
-\declaremodule{standard}{FL}
+\declaremodule[fl-constants]{standard}{FL}
\platform{IRIX}
\modulesynopsis{Constants used with the \module{fl} module.}