build/buildbot: Supress AM_PROG_LIBTOOL warning with autoconf 2.68

diff --git a/build/buildbot/suppressed-warnings.txt b/build/buildbot/suppressed-warnings.txt
index d257a714be0b3cad673354373339e3e737b193fb..ed7082ae8eff753e07acb0851e29d2fee08dc678 100644 (file)
--- a/build/buildbot/suppressed-warnings.txt
+++ b/build/buildbot/suppressed-warnings.txt
@@ -2,6 +2,8 @@
 
 # These doesn't seem like important warnings, we typically get them
 # during make distcheck when the test install is performed
-
 :    ^libtool: install: warning: relinking `.*'$
 :    ^libtool: install: warning: remember to run `libtool --finish .*_inst.*'$
+
+# Comes from AM_PROG_LIBTOOL, not much we can do
+:    ^configure.ac:105: warning: AC_LANG_CONFTEST: no AC_LANG_SOURCE call detected in body$