(Makefile):  Add libformatter.tex to the library document dependencies.
diff --git a/Doc/Makefile b/Doc/Makefile
index 9595fca..c0556bd 100644
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -129,7 +129,7 @@
     libmacfs.tex libmacos.tex libmacostools.tex libmactcp.tex \
     libmacspeech.tex libmacui.tex libstdwin.tex libsgi.tex libal.tex \
     libcd.tex libfl.tex libfm.tex libgl.tex libimgfile.tex libsun.tex \
-    libxdrlib.tex libimghdr.tex librexec.tex libbastion.tex
+    libxdrlib.tex libimghdr.tex librexec.tex libbastion.tex libformatter.tex
 
 # Library document
 lib.dvi: $(LIBFILES)