Add libthreading.tex to LIBFILES.

diff --git a/Doc/Makefile b/Doc/Makefile
index 6ce9a914ef88fadd7a11373a4bf4e3cf67eb17e3..cb6008e159063dda639d59144b35f04ab6f31977 100644 (file)
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -211,7 +211,7 @@ LIBFILES = lib/lib.tex \
     lib/libsunaudio.tex lib/libfileinput.tex lib/libimaplib.tex \
     lib/libpoplib.tex lib/libcalendar.tex lib/libpopen2.tex \
     lib/libbisect.tex lib/libmimetypes.tex lib/libsmtplib.tex lib/libcmd.tex \
-    lib/libmultifile.tex
+    lib/libmultifile.tex lib/libthreading.tex
 
 # LaTeX source files for Macintosh Library Modules.
 MACLIBFILES = mac/mac.tex mac/libmac.tex mac/libctb.tex mac/libmacconsole.tex \