1 files changed, 2 insertions, 2 deletions

diff --git a/manual/LaTeX.Rules b/manual/LaTeX.Rules
index cfe43b055c..a18562992f 100644
--- a/manual/LaTeX.Rules
+++ b/manual/LaTeX.Rules
@@ -230,7 +230,7 @@ define run-latex
         makeobsolete() { touch -r $$(ls *.old | tail -n 1) $${1} ; true ; } ; \
         nochange() { for file ; do [ ! -f $${1} ] || cmp $${1} $${1}.old >/dev/null || return ; done ; true ; } ; \
         saveold $(MONITOR_FILES) ; \
-        if $(LATEX) $(LATEXOPTS) $* $(LATEXFILTER) ; then \
+        if $(LATEX) $(LATEXOPTS) $* </dev/null $(LATEXFILTER); then \
            if nochange $(MONITOR_FILES) ; then \
               echo "$(MAKE): LaTeX auxiliary files did not change (processing is complete)" ; \
               restoreold $(MONITOR_FILES) ; \
@@ -275,7 +275,7 @@ $(PDF_FILE) : %.pdf : $(TEX_FILES) $(MONITOR_FILES) $(GRAPHIC_FILES) $(XFIG_TEX)
 #
 
 %.aux %.idx : $(XFIG_TEX)
-        $(LATEX) $(LATEXOPTS) $* $(LATEXFILTER)
+        $(LATEX) $(LATEXOPTS) $* </dev/null $(LATEXFILTER)
 
 #
 # Distill xfig .fig files into .fig.tex and either .fig.pdf or .fig.ps