--- Makefile.in.orig	2016-07-01 18:52:47 UTC
+++ Makefile.in
@@ -284,7 +284,7 @@ libexecdir = @libexecdir@
 localedir = @localedir@
 localstatedir = @localstatedir@
 lpr = @lpr@
-mandir = ${prefix}/share/man
+mandir = @mandir@
 mkdir_p = @mkdir_p@
 mv = @mv@
 oldincludedir = @oldincludedir@