silence automake warning about underquoted macor

diff --git a/lib/cppunit-1.10.0/config/bb_enable_doxygen.m4 b/lib/cppunit-1.10.0/config/bb_enable_doxygen.m4
index 7ab38f04beed1643b430bf56df3ad46d754948fb..f388639bc6914dfa6788c0d4a783909f9aab7ae2 100644 (file)
--- a/lib/cppunit-1.10.0/config/bb_enable_doxygen.m4
+++ b/lib/cppunit-1.10.0/config/bb_enable_doxygen.m4
@@ -1,4 +1,4 @@
-AC_DEFUN(BB_ENABLE_DOXYGEN,
+AC_DEFUN([BB_ENABLE_DOXYGEN],
 [
 AC_ARG_ENABLE(doxygen, [  --enable-doxygen        enable documentation generation with doxygen (auto)])
 AC_ARG_ENABLE(dot, [  --enable-dot            use 'dot' to generate graphs in doxygen (auto)])