diff -ruN cyrus-imapd23.orig/Makefile cyrus-imapd23/Makefile
--- cyrus-imapd23.orig/Makefile	2013-06-12 16:00:55.000000000 +0300
+++ cyrus-imapd23/Makefile	2013-07-07 14:48:40.000000000 +0300
@@ -171,6 +171,12 @@
 PLIST_SUB+=	LDAP_PTLOADER="@comment "
 .endif
 
+.if ${OSVERSION} >= 900022
+PLIST_SUB+=	MANCONF=""
+.else
+PLIST_SUB+=	MANCONF="@comment "
+.endif
+
 .if !exists(/usr/lib/libkrb5.a)
 CONFIGURE_ARGS+=--disable-gssapi
 .endif
@@ -230,6 +236,8 @@
 			${WRKSRC}/tools/masssievec
 		@${REINPLACE_CMD} -e "s|-lpthread|\$$(PTHREAD_LIBS)|g" \
 			${WRKSRC}/imap/Makefile.in
+		@${SED} -e "s|%%PREFIX%%|${PREFIX}|g;" \
+			${FILESDIR}/cyrus-imapd-man.conf > ${WRKDIR}/cyrus-imapd-man.conf
 .if ${PORT_OPTIONS:MDRAC}
 		@${RM} -rf ${WRKSRC}/autom4te.cache
 .endif
@@ -289,5 +297,8 @@
 		@PKG_PREFIX=${PREFIX} ${SH} ${PKGINSTALL} ${PKGNAME} \
 			POST-INSTALL
 		@${CAT} ${PKGMESSAGE}
+.if ${OSVERSION} >= 900022
+		@${INSTALL_DATA} ${WRKDIR}/cyrus-imapd-man.conf ${PREFIX}/etc/man.d/cyrus-imapd.conf
+.endif
 
 .include <bsd.port.post.mk>
diff -ruN cyrus-imapd23.orig/files/cyrus-imapd-man.conf cyrus-imapd23/files/cyrus-imapd-man.conf
--- cyrus-imapd23.orig/files/cyrus-imapd-man.conf	1970-01-01 02:00:00.000000000 +0200
+++ cyrus-imapd23/files/cyrus-imapd-man.conf	2013-07-07 14:26:26.000000000 +0300
@@ -0,0 +1 @@
+MANPATH %%PREFIX%%/cyrus/man
diff -ruN cyrus-imapd23.orig/pkg-plist cyrus-imapd23/pkg-plist
--- cyrus-imapd23.orig/pkg-plist	2012-07-14 16:54:48.000000000 +0300
+++ cyrus-imapd23/pkg-plist	2013-07-07 14:48:13.000000000 +0300
@@ -107,6 +107,7 @@
 %%SITE_PERL%%/%%PERL_ARCH%%/auto/Cyrus/SIEVE/managesieve/managesieve.bs
 %%SITE_PERL%%/%%PERL_ARCH%%/auto/Cyrus/SIEVE/managesieve/managesieve.so
 %%EXAMPLESDIR%%/imapd.conf
+%%MANCONF%%etc/man.d/cyrus-imapd.conf
 @dirrm cyrus/bin
 @dirrm include/cyrus
 @dirrm %%SITE_PERL%%/%%PERL_ARCH%%/Cyrus/IMAP