Take nullmailer's sendmail and mailq out from ${LOCALBASE}/(bin|sbin).

The reason is strong. A quote from submitter:

In current state choose of native or nullmailer's
sendmail/mailq depends on order of paths in $PATH
instead of sysadmins choose. (/etc/mail/mail.conf in general case)

PR:		ports/45152
Submitted by:	"."@babolo.ru

mail/nullmailer/Makefile

@@ -8,7 +8,7 @@
 PORTNAME=	nullmailer
 # PORTVERSION=	1.00RC5
 PORTVERSION=	1.00r5
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	mail
 MASTER_SITES=	http://untroubled.org/nullmailer/
 # MASTER_SITE_SUBDIR=	${PORTVERSION}
@@ -17,8 +17,6 @@ DISTNAME=	${PORTNAME}-1.00RC5
 
 MAINTAINER=	clive@FreeBSD.org
 
-FORBIDDEN=	"A long standing bug is noted as a vulnerability on bugtraq"
-
 HAS_CONFIGURE=	yes
 
 CXXFLAGS+=	-lstdc++
@@ -31,11 +29,15 @@ PKGMESSAGE=	${WRKDIR}/pkg-message
 .if defined(BATCH)
 PLIST_SUB=		LOCALSTATEDIR="${PREFIX}"
 PLIST_SUB+=		LOCALSTATEDIR_RM="@dirrm "
+PLIST_SUB+=		SPOOL=""
 NMH_PREFIX=		${PREFIX}
+SPOOL=			spool/
 .else
 PLIST_SUB=		LOCALSTATEDIR=""
 PLIST_SUB+=		LOCALSTATEDIR_RM="@comment "
-CONFIGURE_ARGS+=	'--localstatedir=/var/'
+PLIST_SUB+=		SPOOL="spool/"
+CONFIGURE_ARGS+=	--localstatedir=/var/spool
+#CONFIGURE_ARGS+=	--localstatedir=/var/spool --bindir='$${libexecdir}'/${PORTNAME} --sbindir='$${libexecdir}'/${PORTNAME}
 .endif
 
 # Pass BATCH to pkg-install for Evil Things(tm)

mail/nullmailer/files/nullmail.sh

@@ -22,19 +22,21 @@ TAG=${NULLMAILUSER}
 
 case "$1" in
 start)
+	echo -n ' nullmailer'
 	if [ ! -r ${PIDFILE} ] ; then
-		[ -x ${PREFIX}/sbin/nullmailer-send ] && su -l ${NULLMAILUSER} -c "${PREFIX}/sbin/nullmailer-send | ${LOGGER} -p ${PRIORITY} -t ${TAG} 2>&1 &" && echo -n ' nullmailer'
+		[ -x ${PREFIX}/sbin/nullmailer-send ] && su -l ${NULLMAILUSER} -c "${PREFIX}/sbin/nullmailer-send | ${LOGGER} -p ${PRIORITY} -t ${TAG} 2>&1 &" 
 		JUNK=`${PS} -ax`
 		PID=`${PS} -ax | ${GREP} -e nullmailer-send$ | ${AWK} '{print $1}'`
 		echo $PID > ${PIDFILE}
 	else
-		echo 'nullmailer already running'
+		echo ' already running'
 	fi
 	;;
 stop)
+	echo -n ' nullmailer'
 	if [ -r ${PIDFILE} ] ; then
-#		${KILL} -15 `${CAT} ${PIDFILE}` > /dev/null && echo -n ' nullmailer'
+#		${KILL} -15 `${CAT} ${PIDFILE}` > /dev/null
-		${KILLALL} -15 nullmailer-send > /dev/null && echo -n ' nullmailer'
+		${KILLALL} -15 nullmailer-send > /dev/null
 		${RM} -f ${PIDFILE}
 	fi
 	;;

mail/nullmailer/files/patch-Makefile.in

@@ -0,0 +1,22 @@
+--- Makefile.in	Sat Dec 30 07:22:51 2000
++++ Makefile.in	Sat Nov  9 10:16:13 2002
+@@ -66,6 +66,8 @@
+ STRIP = @STRIP@
+ VERSION = @VERSION@
+ 
++libexecdir = @libexecdir@/nullmailer
++
+ localstatedir = @localstatedir@/nullmailer
+ sysconfdir = @sysconfdir@/nullmailer
+ 
+@@ -368,8 +370,8 @@
+ 	chown nullmail $(DESTDIR)$(localstatedir)/*
+ 	chown nullmail $(DESTDIR)$(sbindir)/nullmailer-queue
+ 	chmod u+s $(DESTDIR)$(sbindir)/nullmailer-queue
+-	chown nullmail $(DESTDIR)$(bindir)/mailq
+-	chmod u+s $(DESTDIR)$(bindir)/mailq
++	chown nullmail $(DESTDIR)$(libexecdir)/mailq
++	chmod u+s $(DESTDIR)$(libexecdir)/mailq
+ 
+ dist-hook:
+ 	sed -e s/@VERSION\@/@VERSION@/ \

mail/nullmailer/files/patch-src-Makefile.in

@@ -0,0 +1,66 @@
+--- src/Makefile.in	Sat Dec 30 07:22:57 2000
++++ src/Makefile.in	Sat Nov  9 09:34:23 2002
+@@ -68,9 +68,11 @@
+ STRIP = @STRIP@
+ VERSION = @VERSION@
+ 
+-bin_PROGRAMS =  	mailq 	nullmailer-inject
++libexecdir = @libexecdir@/nullmailer
+ 
+-sbin_PROGRAMS =  	nullmailer-queue 	nullmailer-send 	sendmail
++bin_PROGRAMS = nullmailer-inject
++libexec_PROGRAMS = mailq sendmail
++sbin_PROGRAMS = nullmailer-queue nullmailer-send
+ 
+ 
+ #noinst_PROGRAMS = address
+@@ -95,7 +97,7 @@
+ mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs
+ CONFIG_HEADER = ../config.h
+ CONFIG_CLEAN_FILES = 
+-PROGRAMS =  $(bin_PROGRAMS) $(sbin_PROGRAMS)
++PROGRAMS =  $(bin_PROGRAMS) $(sbin_PROGRAMS) $(libexec_PROGRAMS)
+ 
+ 
+ DEFS = @DEFS@ -I. -I$(srcdir) -I..
+@@ -192,6 +194,31 @@
+ 	  rm -f $(DESTDIR)$(sbindir)/`echo $$p|sed 's/$(EXEEXT)$$//'|sed '$(transform)'|sed 's/$$/$(EXEEXT)/'`; \
+ 	done
+ 
++mostlyclean-libexecPROGRAMS:
++
++clean-libexecPROGRAMS:
++	-test -z "$(libexec_PROGRAMS)" || rm -f $(libexec_PROGRAMS)
++
++distclean-libexecPROGRAMS:
++
++maintainer-clean-libexecPROGRAMS:
++
++install-libexecPROGRAMS: $(libexec_PROGRAMS)
++	@$(NORMAL_INSTALL)
++	$(mkinstalldirs) $(DESTDIR)$(libexecdir)
++	@list='$(libexec_PROGRAMS)'; for p in $$list; do \
++	  if test -f $$p; then \
++	    echo "  $(INSTALL_PROGRAM) $(INSTALL_STRIP_FLAG) $$p $(DESTDIR)$(libexecdir)/`echo $$p|sed 's/$(EXEEXT)$$//'|sed '$(transform)'|sed 's/$$/$(EXEEXT)/'`"; \
++	     $(INSTALL_PROGRAM) $(INSTALL_STRIP_FLAG) $$p $(DESTDIR)$(libexecdir)/`echo $$p|sed 's/$(EXEEXT)$$//'|sed '$(transform)'|sed 's/$$/$(EXEEXT)/'`; \
++	  else :; fi; \
++	done
++
++uninstall-libexecPROGRAMS:
++	@$(NORMAL_UNINSTALL)
++	list='$(libexec_PROGRAMS)'; for p in $$list; do \
++	  rm -f $(DESTDIR)$(libexecdir)/`echo $$p|sed 's/$(EXEEXT)$$//'|sed '$(transform)'|sed 's/$$/$(EXEEXT)/'`; \
++	done
++
+ .c.o:
+ 	$(COMPILE) -c $<
+ 
+@@ -308,7 +335,7 @@
+ check: check-am
+ installcheck-am:
+ installcheck: installcheck-am
+-install-exec-am: install-binPROGRAMS install-sbinPROGRAMS
++install-exec-am: install-binPROGRAMS install-sbinPROGRAMS install-libexecPROGRAMS
+ install-exec: install-exec-am
+ 
+ install-data-am:

mail/nullmailer/pkg-install

@@ -51,7 +51,7 @@ if [ x"$2" = xPRE-INSTALL ]; then
     else
         echo "You need a user \"${user}\"."
         if ([ -n "$BATCH" ] || yesno "Would you like me to create it" y); then
-            /usr/sbin/pw useradd ${user} -u 522 -g ${group} -h - -d ${NMH_PREFIX}/var/nullmailer \
+            /usr/sbin/pw useradd ${user} -u 522 -g ${group} -h - -d ${NMH_PREFIX}/var/${SPOOL}nullmailer \
                 -s /bin/sh -c "Nullmailer Mail System" || exit
             echo "Done."
         else

mail/nullmailer/pkg-message

@@ -4,6 +4,13 @@ Please take %%PREFIX%%/etc/nullmailer/remotes.sample
 as an example and edit your own 
 %%PREFIX%%/etc/nullmailer/remotes
 
+It's possible refefine mailq and sendmail in your /etc/mail/mailer.conf:
+
+sendmail	%%PREFIX%%/libexec/nullmailer/sendmail
+send-mail	%%PREFIX%%/libexec/nullmailer/sendmail
+mailq		%%PREFIX%%/libexec/nullmailer/mailq
+
+WARNING! It will couse problem in case delivering to local recipients.
 Also man nullmailer-send(8) for more details
 
 ==================================================================

mail/nullmailer/pkg-plist

@@ -1,29 +1,28 @@
 libexec/nullmailer/smtp
 libexec/nullmailer/qmqp
-bin/mailq
+libexec/nullmailer/mailq
+libexec/nullmailer/sendmail
 bin/nullmailer-inject
 sbin/nullmailer-queue
 sbin/nullmailer-send
-sbin/sendmail
 etc/nullmailer/remotes.sample
 etc/rc.d/nullmail.sh
-@exec mkdir -p %%LOCALSTATEDIR%%/var/nullmailer/queue
+@exec mkdir -p %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/queue
-@exec chmod 700 %%LOCALSTATEDIR%%/var/nullmailer/queue
+@exec chmod 700 %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/queue
-@exec mkdir -p %%LOCALSTATEDIR%%/var/nullmailer/tmp
+@exec mkdir -p %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/tmp
-@exec chmod 700 %%LOCALSTATEDIR%%/var/nullmailer/tmp
+@exec chmod 700 %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/tmp
-@exec rm -f %%LOCALSTATEDIR%%/var/nullmailer/trigger
+@exec rm -f %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/trigger
-@exec mkfifo %%LOCALSTATEDIR%%/var/nullmailer/trigger
+@exec mkfifo %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/trigger
-@exec chmod 600 %%LOCALSTATEDIR%%/var/nullmailer/trigger
+@exec chmod 600 %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/trigger
-@exec chown -R nullmail %%LOCALSTATEDIR%%/var/nullmailer/*
+@exec chown -R nullmail %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/*
 @exec chown nullmail %D/sbin/nullmailer-queue
 @exec chmod u+s %D/sbin/nullmailer-queue
-@exec chown nullmail %D/bin/mailq
+@exec chown nullmail %D/libexec/nullmailer/mailq
-@exec chmod u+s %D/bin/mailq
+@exec chmod u+s %D/libexec/nullmailer/mailq
-%%LOCALSTATEDIR_RM%%var/nullmailer/queue
+%%LOCALSTATEDIR_RM%%var/%%SPOOL%%nullmailer/queue
-%%LOCALSTATEDIR_RM%%var/nullmailer/tmp
+%%LOCALSTATEDIR_RM%%var/%%SPOOL%%nullmailer/tmp
-@unexec rm -f %%LOCALSTATEDIR%%/var/nullmailer/trigger
+@unexec rm -f %%LOCALSTATEDIR%%/var/%%SPOOL%%nullmailer/trigger
 @dirrm etc/nullmailer
 @dirrm libexec/nullmailer
-%%LOCALSTATEDIR_RM%%var/nullmailer
+%%LOCALSTATEDIR_RM%%var/%%SPOOL%%nullmailer
-%%LOCALSTATEDIR_RM%%var
 @unexec if [ -n "$BATCH" ]; then echo "Warning: In batch mode, I will do 'rmuser -y nullmail'"; rmuser -y nullmail; fi