build-sys: silence the xsltproc output

diff --git a/Makefile.am b/Makefile.am
index c87b4d7a1dbfe5eecdef20961f11d92a79b3ea57..33b51d8e30d3c2c38403f4fbdb1a5cb42688e1f5 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -2913,6 +2913,7 @@ CLEANFILES += \
 if HAVE_XSLTPROC
 XSLTPROC_FLAGS = \
        --nonet \
+       --stringparam man.output.quietly 1 \
        --stringparam funcsynopsis.style ansi
 
 XSLTPROC_PROCESS_MAN = \