add libperl to WANTLIB for shared_only perl ports, to automatically handle

ABI changes in future.

bumps for affected ports to follow.

infrastructure/mk/perl.port.mk

@@ -1,11 +1,12 @@
 #-*- mode: Fundamental; tab-width: 4; -*-
 # ex:ts=4 sw=4 filetype=make:
-# $OpenBSD: perl.port.mk,v 1.16 2009/08/12 22:36:48 simon Exp $
+# $OpenBSD: perl.port.mk,v 1.17 2010/09/24 15:15:38 sthen Exp $
 #	Based on bsd.port.mk, originally by Jordan K. Hubbard.
 #	This file is in the public domain.
 
 REGRESS_TARGET ?=	test
 MODPERL_BUILD ?= Build
+SHARED_ONLY ?=
 
 .if ${CONFIGURE_STYLE:L:Mmodbuild}
 MODPERL_configure = \
@@ -67,6 +68,10 @@ pre-configure:
 .  endif
 .endif
 
+.if ${SHARED_ONLY:L:Myes}
+WANTLIB += perl
+.endif
+
 P5SITE=libdata/perl5/site_perl
 P5ARCH=${P5SITE}/${MACHINE_ARCH}-openbsd
 SUBST_VARS+=P5ARCH P5SITE