--- external/zeromq/doc/Makefile.in.orig	2012-10-02 12:30:24.000000000 +0200
+++ external/zeromq/doc/Makefile.in	2012-10-20 16:56:13.777947694 +0200
@@ -476,7 +476,7 @@
 
 install-info-am:
 
-install-man: install-man3 install-man7
+install-man:
 
 install-pdf: install-pdf-am