[xmlsec] implement automake silent rules (Roumen)

[Aleksey Sanin <aleksey src gnome org>]

commit d6e14ae1516a14f41921cbdac2c9b57177373998
Author: Aleksey Sanin <aleksey aleksey com>
Date:   Sun Jul 29 23:20:54 2012 +0000

    implement automake silent rules (Roumen)

 configure.in |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/configure.in b/configure.in
index 02d01db..7120258 100644
--- a/configure.in
+++ b/configure.in
@@ -25,6 +25,11 @@ AM_INIT_AUTOMAKE([1.7 tar-ustar])
 AC_CONFIG_HEADERS([config.h])
 AM_MAINTAINER_MODE
 
+# Support silent build rules, requires at least automake-1.11. Disable
+# by either passing --disable-silent-rules to configure or passing V=1
+# to make
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
 dnl
 dnl Check the environment
 dnl