Turn off treeview in the doc.
make now recognises if Doxygen.in has updated. (Thanks to Akos)
     1.1 --- a/configure.ac	Mon Jul 14 19:06:29 2008 +0200
     1.2 +++ b/configure.ac	Tue Jul 15 18:43:41 2008 +0100
     1.3 @@ -87,6 +87,10 @@
     1.4  AC_HEADER_STDC
     1.5  AC_CHECK_FUNCS(gettimeofday times ctime_r)
     1.6  
     1.7 +dnl Add dependencies on files generated by configure.
     1.8 +AC_SUBST([CONFIG_STATUS_DEPENDENCIES],
     1.9 +  ['$(top_srcdir)/doc/Doxyfile.in $(top_srcdir)/lemon/lemon.pc.in'])
    1.10 +
    1.11  AC_CONFIG_FILES([
    1.12  Makefile
    1.13  doc/Doxyfile
     2.1 --- a/doc/Doxyfile.in	Mon Jul 14 19:06:29 2008 +0200
     2.2 +++ b/doc/Doxyfile.in	Tue Jul 15 18:43:41 2008 +0100
     2.3 @@ -145,7 +145,7 @@
     2.4  TOC_EXPAND             = NO
     2.5  DISABLE_INDEX          = NO
     2.6  ENUM_VALUES_PER_LINE   = 4
     2.7 -GENERATE_TREEVIEW      = YES
     2.8 +GENERATE_TREEVIEW      = NO
     2.9  TREEVIEW_WIDTH         = 250
    2.10  #---------------------------------------------------------------------------
    2.11  # configuration options related to the LaTeX output