diff -Nur libcgroup-0.41.org/configure libcgroup-0.41/configure
--- libcgroup-0.41.org/configure	2018-08-23 04:23:34.965000000 -0400
+++ libcgroup-0.41/configure	2018-08-23 04:24:16.706000000 -0400
@@ -4689,7 +4689,7 @@
 fi
 
 
-for ac_prog in 'bison -y' byacc
+for ac_prog in byacc 'bison -y' 
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2