Directs pnmtopng stderr output to dev/null

diff --git a/Documentation/ly-examples/GNUmakefile b/Documentation/ly-examples/GNUmakefile
index b4e4d2c0be13cbeceddfac602103a0fb93e0341a..ad1c84ae49d5a7df0d857c50e3282b99bf5d0b86 100644 (file)
--- a/Documentation/ly-examples/GNUmakefile
+++ b/Documentation/ly-examples/GNUmakefile
@@ -18,4 +18,4 @@ $(outdir)/%.png: %.ly
        mv $(outdir)/$*.preview.png $@
 
 $(outdir)/%-small.png: $(outdir)/%.png
-       pngtopnm $< | pnmscale -w=600 | pnmtopng > $@
+       pngtopnm $< | pnmscale -w=600 | pnmtopng > $@ 2> /dev/null