--- a/configure.ac	Fri Dec 07 19:51:55 2012 +0100
+++ b/configure.ac	Thu Dec 13 13:42:53 2012 +0100
@@ -40,9 +40,10 @@
 # Global
 #------------------------------------------------------------------------------
 
+AM_PROG_CC_C_O
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 AC_PROG_CXX
 AC_PROG_LIBTOOL
-AM_PROG_CC_C_O
 
 #------------------------------------------------------------------------------
 # Linux sources