Zsh depends upon gdbm implicitly.

Fix: Apply following patch:



--
Hajimu UMEMOTO @ Internet Mutual Aid Society Yokohama, Japan
ume@mahoroba.org  ume@{,jp.}FreeBSD.org
http://www.imasy.org/~ume/--5qaPgTuSggukFvjsxPBxlaetkyCEKtjBJRZ2N6bzONzse5FH
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Index: zsh/Makefile
diff -u zsh/Makefile.orig zsh/Makefile
--- zsh/Makefile.orig	2009-01-22 01:00:26.000000000 +0900
+++ zsh/Makefile	2009-05-17 02:32:03.602351851 +0900
@@ -32,7 +32,8 @@
 
 EXTRA_PATCHES=	${FILESDIR}/extra-patch-bsdtar
 
-OPTIONS=	ZSH_MEM		"Enable zsh-mem and zsh-secure-free options" on \
+OPTIONS=	ZSH_GDBM	"Enable GDBM support" off \
+		ZSH_MEM		"Enable zsh-mem and zsh-secure-free options" on \
 		ZSH_MAILDIR	"Enable support for Maildirs in MAIL(PATH)" on \
 		ZSH_MULTIBYTE	"Enable multibyte character support" on \
 		ZSH_PCRE	"Enable PCRE support" off \
@@ -52,6 +53,14 @@
 
 .include <bsd.port.pre.mk>
 
+.if defined(WITH_ZSH_GDBM)
+LIB_DEPENDS+=		gdbm.3:${PORTSDIR}/databases/gdbm
+PLIST_SUB+=		GDBM=""
+.else
+CONFIGURE_ARGS+=	--disable-gdbm
+PLIST_SUB+=		GDBM="@comment "
+.endif
+
 .if defined(WITH_ZSH_PCRE)
 CONFIGURE_ARGS+=	--enable-pcre
 LIB_DEPENDS+=		pcre.0:${PORTSDIR}/devel/pcre
Index: zsh/pkg-plist
diff -u zsh/pkg-plist.orig zsh/pkg-plist
--- zsh/pkg-plist.orig	2008-12-05 22:20:00.000000000 +0900
+++ zsh/pkg-plist	2009-05-17 02:34:46.535832466 +0900
@@ -14,6 +14,7 @@
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/computil.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/curses.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/datetime.so
+%%GDBM%%%%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/db/gdbm.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/deltochar.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/example.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/files.so
@@ -39,6 +40,7 @@
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/zpty.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/zselect.so
 %%SHARED%%lib/zsh/%%ZSH_VER%%/zsh/zutil.so
+%%GDBM%%%%SHARED%%@dirrm lib/zsh/%%ZSH_VER%%/zsh/db
 %%SHARED%%@dirrm lib/zsh/%%ZSH_VER%%/zsh/net
 %%SHARED%%@dirrm lib/zsh/%%ZSH_VER%%/zsh
 %%SHARED%%@dirrm lib/zsh/%%ZSH_VER%%
	
How-To-Repeat: Install zsh after gdbm is installed.