Do not install into /usr/man and be consistent about the package name.

--- blinkperl/Makefile.orig	2003-02-08 15:58:10.000000000 +0100
+++ blinkperl/Makefile	2008-11-27 21:14:03.000000000 +0100
@@ -1,12 +1,12 @@
 SHELL=/bin/sh
-PREFIX=/usr/local
-MANDIR=${PREFIX}/man
+PREFIX=/usr
 BINDIR=${PREFIX}/bin
 SHAREDIR=${PREFIX}/share
+MANDIR=${SHAREDIR}/man
 #
 # Be sure to modify $moviedir in blinkserver.pl if you modify it here!
 #
-BLINKENPERLSHAREDIR=${SHAREDIR}/blinkenperl
+BLINKENPERLSHAREDIR=${SHAREDIR}/blinkperl
 MOVIEDIR=${BLINKENPERLSHAREDIR}/movies
 
 # Enable "make install DESTDIR=some-path" to make it easier