configure.ac: fix value for STARPU_VERSION

configure.ac

@@ -67,7 +67,7 @@ if test x$SIZEOF_VOID_P = x4; then
 fi
 
 # Get the version of StarPU that we are installing
-STARPU_VERSION=1
+STARPU_VERSION=10000
 AC_SUBST(STARPU_VERSION)
 AC_DEFINE_UNQUOTED([STARPU_VERSION], [$STARPU_VERSION], [Version of StarPU])