Hook the following ports (required by hoogle) to the build:

devel/hs-cmdargs
devel/hs-safe
textproc/hs-tagsoup
www/hs-http-types
www/hs-wai
www/hs-warp

devel/Makefile

@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.999 2011/11/17 17:12:52 kili Exp $
+# $OpenBSD: Makefile,v 1.1000 2011/12/06 20:55:11 kili Exp $
 # $FreeBSD: Makefile,v 1.85 1997/11/20 05:22:14 asami Exp $
 
      SUBDIR =
@@ -166,6 +166,7 @@
      SUBDIR += hs-blaze-builder-enumerator
      SUBDIR += hs-case-insensitive
      SUBDIR += hs-cereal
+     SUBDIR += hs-cmdargs
      SUBDIR += hs-control-timeout
      SUBDIR += hs-convertible
      SUBDIR += hs-data-default
@@ -207,6 +208,7 @@
      SUBDIR += hs-regex-compat
      SUBDIR += hs-regex-pcre-builtin
      SUBDIR += hs-regex-posix
+     SUBDIR += hs-safe
      SUBDIR += hs-sendfile
      SUBDIR += hs-stm
      SUBDIR += hs-stringtable-atom

textproc/Makefile

@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.344 2011/11/17 16:00:23 jeremy Exp $
+# $OpenBSD: Makefile,v 1.345 2011/12/06 20:55:11 kili Exp $
 # $FreeBSD: Makefile,v 1.15 1997/11/22 00:31:24 jseger Exp $
 
      SUBDIR =
@@ -55,6 +55,7 @@
      SUBDIR += hs-heist
      SUBDIR += hs-hexpat
      SUBDIR += hs-polyparse
+     SUBDIR += hs-tagsoup
      SUBDIR += hs-xml
      SUBDIR += hs-xmlhtml
      SUBDIR += html

www/Makefile

@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.536 2011/12/04 11:05:28 ajacoutot Exp $
+# $OpenBSD: Makefile,v 1.537 2011/12/06 20:55:11 kili Exp $
 # $FreeBSD: Makefile,v 1.65 1997/11/17 06:31:39 fenner Exp $
 
      SUBDIR =
@@ -60,10 +60,13 @@
      SUBDIR += horde
      SUBDIR += hs-cgi
      SUBDIR += hs-html
+     SUBDIR += hs-http-types
      SUBDIR += hs-snap
      SUBDIR += hs-snap-core
      SUBDIR += hs-snap-server
      SUBDIR += hs-webkit
+     SUBDIR += hs-wai
+     SUBDIR += hs-warp
      SUBDIR += hs-xhtml-combinators
      SUBDIR += http_load
      SUBDIR += http_ping