first cut at gtk-doc

configure.in

@@ -113,6 +113,46 @@ fi
 AC_SUBST([OPTDIRS])
 AC_CONFIG_FILES([src/Makefile])
 
+
+##################################################
+# Check for gtk-doc.
+##################################################
+
+AC_ARG_WITH(html-dir, [  --with-html-dir=PATH path to installed docs ])
+
+if test "x$with_html_dir" = "x" ; then
+  HTML_DIR='${datadir}/gtk-doc/html'
+else
+  HTML_DIR=$with_html_dir
+fi
+
+AC_SUBST(HTML_DIR)
+
+gtk_doc_min_version=1.0
+AC_MSG_CHECKING([gtk-doc version >= $gtk_doc_min_version])
+if pkg-config --atleast-version=$gtk_doc_min_version gtk-doc; then
+  AC_MSG_RESULT(yes)
+  GTKDOC=true
+else
+  AC_MSG_RESULT(no)
+  GTKDOC=false
+fi
+
+dnl Let people disable the gtk-doc stuff.
+AC_ARG_ENABLE(gtk-doc, [  --enable-gtk-doc  Use gtk-doc to build documentation [default=auto]], enable_gtk_doc="$enableval", enable_gtk_doc=auto)
+
+if test x$enable_gtk_doc = xauto ; then
+  if test x$GTKDOC = xtrue ; then
+    enable_gtk_doc=yes
+  else
+    enable_gtk_doc=no 
+  fi
+fi
+
+AM_CONDITIONAL(ENABLE_GTK_DOC, test x$enable_gtk_doc = xyes)
+
+
+
 dnl Checks for library functions.
 
 OLDLDFLAGS=$LDFLAGS
@@ -134,4 +174,4 @@ AC_SUBST(READLINE_LIBS)
 localedir=${datadir}/locale
 AC_SUBST(localedir)
 
-AC_OUTPUT(src/util/Makefile src/extras/Makefile Makefile include/Makefile src/libmdb/Makefile src/sql/Makefile src/odbc/Makefile doc/Makefile src/gmdb2/Makefile src/gmdb2/gladefiles/Makefile src/gmdb2/pixmaps/Makefile src/gmdb2/help/Makefile src/gmdb2/help/C/Makefile mdbtools.spec include/mdbver.h)
+AC_OUTPUT(src/util/Makefile src/extras/Makefile Makefile include/Makefile src/libmdb/Makefile src/sql/Makefile src/odbc/Makefile doc/Makefile src/gmdb2/Makefile src/gmdb2/gladefiles/Makefile src/gmdb2/pixmaps/Makefile src/gmdb2/help/Makefile src/gmdb2/help/C/Makefile mdbtools.spec include/mdbver.h doc/reference/libmdb/Makefile)