--- configure.ac.orig	2016-12-31 20:01:25 UTC
+++ configure.ac
@@ -87,7 +87,7 @@ AC_PROG_INSTALL
 AC_PROG_LN_S
 
 # TODO: check whether CXX is functional
-AC_CHECK_PROG([cf_with_cxx], ["${CXX}"], [yes], [no])
+AC_PATH_PROG([cf_with_cxx], ["${CXX}"], [yes], [no])
 
 AM_CONDITIONAL([ENABLE_CXX], [test x"${cf_with_cxx}" = "xyes"])