diff -ur ppm-1.0.5.orig/acinclude.m4 ppm-1.0.5/acinclude.m4
--- ppm-1.0.5.orig/acinclude.m4	2016-08-25 06:38:39.000000000 -0400
+++ ppm-1.0.5/acinclude.m4	2017-10-14 10:39:10.617351484 -0400
@@ -48,7 +48,7 @@
 m4_include([m4/ac_lang_program_fortran.m4])
 m4_include([m4/acx_lang_fortran_check_include.m4])
 m4_include([m4/acx_lang_c_check_include.m4])
-m4_if(m4_version_compare(m4_PACKAGE_VERSION,[2.70]),[-1],
+m4_if(m4_version_compare(m4_PACKAGE_VERSION,[2.69]),[-1],
   [m4_include([m4/ac_fc_module_output_flag.m4])])
 dnl
 dnl Local Variables: