--- Makefile.PL.orig	2015-05-29 01:36:20.000000000 -0700
+++ Makefile.PL	2015-05-29 01:36:50.000000000 -0700
@@ -14,6 +14,8 @@
     }
 }
 
+$worked = 1;
+
 unless( $worked ) {
     warn "this module assumes you have a ps program in /bin/ps\n";
     warn "you can override it by setting an environment variable,\n";