The .man files are never installed so there's no point in
generating them, especially since the source manpages are
installed.
--- mdadm-3.0/Makefile+++ mdadm-3.0/Makefile@@ -69,3 +69,3 @@-all : mdadm mdmon mdadm.man md.man mdadm.conf.man mdmon.man+all : mdadm mdmon