-AC_PREREQ([2.59])
-AC_INIT([jansson], [1.2], [petri@digip.org])
+AC_PREREQ([2.60])
+AC_INIT([jansson], [1.2+], [petri@digip.org])
AM_INIT_AUTOMAKE([1.10 foreign])
# Checks for programs.
AC_PROG_CC
+AC_PROG_CXX
AC_PROG_LIBTOOL
# Checks for libraries.