add option --disable-tests to disable building of test binaries
diff --git a/configure.in b/configure.in
index 1154196..abf7bf4 100644
--- a/configure.in
+++ b/configure.in
@@ -31,11 +31,15 @@
 AM_CONFIG_HEADER(config.h)
 
 AC_ARG_ENABLE(talloc,
-	[  --disable-talloc Support message buffer ],
+	[  --disable-talloc Disable building talloc memory allocator ],
 	[enable_talloc=0], [enable_talloc=1])
-
 AM_CONDITIONAL(ENABLE_TALLOC, test "x$enable_talloc" = "x1")
 
+AC_ARG_ENABLE(tests,
+	[  --disable-tests Disable building test programs ],
+	[enable_tests=0], [enable_tests=1])
+AM_CONDITIONAL(ENABLE_TESTS, test "x$enable_tests" = "x1")
+
 AC_OUTPUT(
 	libosmocore.pc
 	include/osmocore/Makefile