--- a/doc/Makefile.in 	2012-05-16 19:27:47.000000000 -0400
+++ a/doc/Makefile.in 	
@@ -10,7 +10,7 @@ 
 sysconfdir = @sysconfdir@
 datadir  = @datarootdir@
 libexecdir = @libexecdir@
-mandir   = $(prefix)/man
+mandir   = @mandir@
 
 configdir = @configdir@
 mediadir = @mediadir@