Index: audio/Makefile
===================================================================
--- audio/Makefile
+++ audio/Makefile
@@ -831,6 +831,7 @@
     SUBDIR += vimpc
     SUBDIR += virtual_oss
     SUBDIR += virtual_oss_ctl
+    SUBDIR += virtual_oss_equalizer
     SUBDIR += virtual_oss_sndio
     SUBDIR += visp-go
     SUBDIR += vitunes
Index: audio/virtual_oss_equalizer/Makefile
===================================================================
--- /dev/null
+++ audio/virtual_oss_equalizer/Makefile
@@ -0,0 +1,31 @@
+PORTNAME=	virtual_oss_equalizer
+PORTVERSION=	${OSVERSION}
+CATEGORIES=	audio
+DISTFILES=
+
+MAINTAINER=	christos@FreeBSD.org
+COMMENT=	Virtual OSS equalizer utility
+WWW=		https://freebsd.org
+
+LICENSE=	BSD2CLAUSE
+
+LIB_DEPENDS=	libfftw3.so:math/fftw3
+
+USES=		pathfix uidfix
+
+MAKE_ENV=	BINDIR=${PREFIX}/sbin \
+		MANDIR=${PREFIX}/share/man/man \
+		MAKEOBJDIRPREFIX=${WRKDIR}
+
+WRKSRC=		${SRC_BASE}/usr.sbin/virtual_oss/virtual_equalizer
+
+PLIST_FILES=	sbin/virtual_equalizer \
+		share/man/man8/virtual_equalizer.8.gz
+
+.include <bsd.port.pre.mk>
+
+.if !exists(${WRKSRC})
+IGNORE=		requires FreeBSD source files in ${SRC_BASE}
+.endif
+
+.include <bsd.port.post.mk>
Index: audio/virtual_oss_equalizer/pkg-descr
===================================================================
--- /dev/null
+++ audio/virtual_oss_equalizer/pkg-descr
@@ -0,0 +1,4 @@
+Equalizer utility for Virtual OSS.
+
+The port installs virtual_equalizer(8), which provides equalizer functionality
+for virtual_oss(8) devices. See virtual_equalizer.8 for more information.