build: Require automake 1.11 for silent rules

diff --git a/configure.ac b/configure.ac
index 5a351b1292c5a22b9092f49e22f33341c53995db..b6403dff9871ea029fcddd379cdaed1dbb725798 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ AC_CONFIG_SRCDIR([Makefile.am])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_HEADERS(config.h)
 AC_CONFIG_MACRO_DIR([m4])
-AM_INIT_AUTOMAKE([dist-bzip2])
+AM_INIT_AUTOMAKE([1.11 dist-bzip2])
 AM_MAINTAINER_MODE
 
 PACKAGE_SUFFIX=-0.14