diff --git a/Mk/Uses/proccontrol.mk b/Mk/Uses/proccontrol.mk
new file mode 100644
--- /dev/null
+++ b/Mk/Uses/proccontrol.mk
@@ -0,0 +1,21 @@
+# Modify execution parameters of port build stages processes
+#
+# Feature:	proccontrol
+# Usage:	USES=proccontrol
+# Valid ARGS:	none
+#
+# Variables
+#
+#   PROCCONTROL_SET=	protmax:disable wxmap:enable
+
+.if !defined(_INCLUDE_USES_PROCCONTROL_MK)
+_INCLUDE_USES_PROCCONTROL_MK=	yes
+
+.  if ! empty(PROCCONTROL_SET)
+.    for mode in ${PROCCONTROL_SET}
+       PROCCONTROL_EXEC+=	${PROCCONTROL} -m ${mode:C/:.*//} \
+					-s ${mode:C/.*://}
+.    endfor
+.  endif
+
+.endif
diff --git a/Mk/bsd.commands.mk b/Mk/bsd.commands.mk
--- a/Mk/bsd.commands.mk
+++ b/Mk/bsd.commands.mk
@@ -74,6 +74,7 @@
 PASTE?=			/usr/bin/paste
 PAX?=			/bin/pax
 PRINTF?=		/usr/bin/printf
+PROCCONTROL?=		/usr/bin/proccontrol
 PS_CMD?=		/bin/ps
 PW?=			/usr/sbin/pw
 READELF?=		/usr/bin/readelf
diff --git a/Mk/bsd.port.mk b/Mk/bsd.port.mk
--- a/Mk/bsd.port.mk
+++ b/Mk/bsd.port.mk
@@ -2718,22 +2718,22 @@
 SET_LATE_CONFIGURE_ARGS= \
      _LATE_CONFIGURE_ARGS="" ; \
 	if [ -z "${CONFIGURE_ARGS:M--localstatedir=*:Q}" ] && \
-	   ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- --localstatedir > /dev/null; then \
+	   ${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- --localstatedir > /dev/null; then \
 	    _LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --localstatedir=/var" ; \
 	fi ; \
-	if [ ! -z "`${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--mandir'`" ]; then \
+	if [ ! -z "`${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--mandir'`" ]; then \
 	    _LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --mandir=${GNU_CONFIGURE_MANPREFIX}/man" ; \
 	fi ; \
-	if [ ! -z "`${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--disable-silent-rules'`" ]; then \
+	if [ ! -z "`${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--disable-silent-rules'`" ]; then \
 	    _LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --disable-silent-rules" ; \
 	fi ; \
-	if [ ! -z "`${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--enable-jobserver\[.*\#\]'`" ]; then \
+	if [ ! -z "`${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--enable-jobserver\[.*\#\]'`" ]; then \
 	    _LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --enable-jobserver=${MAKE_JOBS_NUMBER}" ; \
 	fi ; \
-	if [ ! -z "`${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--infodir'`" ]; then \
+	if [ ! -z "`${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --help 2>&1 | ${GREP} -- '--infodir'`" ]; then \
 	    _LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --infodir=${GNU_CONFIGURE_PREFIX}/${INFO_PATH}/${INFO_SUBDIR}" ; \
 	fi ; \
-	if [ -z "`${CONFIGURE_CMD} --version 2>&1 | ${EGREP} -i '(autoconf.*2\.13|Unrecognized option)'`" ]; then \
+	if [ -z "`${PROCCONTROL_EXEC} ${CONFIGURE_CMD} --version 2>&1 | ${EGREP} -i '(autoconf.*2\.13|Unrecognized option)'`" ]; then \
 		_LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} --build=${CONFIGURE_TARGET}" ; \
 	else \
 		_LATE_CONFIGURE_ARGS="$${_LATE_CONFIGURE_ARGS} ${CONFIGURE_TARGET}" ; \
@@ -3317,7 +3317,7 @@
 	    INSTALL_LIB="${INSTALL_LIB}" \
 	    INSTALL_PROGRAM="${INSTALL_PROGRAM}" \
 	    INSTALL_SCRIPT="${INSTALL_SCRIPT}" \
-	    ${CONFIGURE_ENV} ${CONFIGURE_CMD} ${CONFIGURE_ARGS}; then \
+	    ${CONFIGURE_ENV} ${PROCCONTROL_EXEC} ${CONFIGURE_CMD} ${CONFIGURE_ARGS}; then \
 			 ${ECHO_MSG} "===>  Script \"${CONFIGURE_SCRIPT}\" failed unexpectedly."; \
 			 (${ECHO_CMD} ${CONFIGURE_FAIL_MESSAGE}) | ${FMT_80} ; \
 			 ${FALSE}; \
@@ -3326,7 +3326,7 @@
 .    endif
 
 # Build
-DO_MAKE_BUILD?=	${SETENVI} ${WRK_ENV} ${MAKE_ENV} ${MAKE_CMD} ${MAKE_FLAGS} \
+DO_MAKE_BUILD?=	${SETENVI} ${WRK_ENV} ${MAKE_ENV} ${PROCCONTROL_EXEC} ${MAKE_CMD} ${MAKE_FLAGS} \
 				${MAKEFILE} ${_MAKE_JOBS} ${MAKE_ARGS:N${DESTDIRNAME}=*}
 .    if !target(do-build)
 do-build:
@@ -3418,14 +3418,14 @@
 
 .    if !target(do-install) && !defined(NO_INSTALL)
 do-install:
-	@(cd ${INSTALL_WRKSRC} && ${SETENVI} ${WRK_ENV} ${MAKE_ENV} ${FAKEROOT} \
+	@(cd ${INSTALL_WRKSRC} && ${SETENVI} ${WRK_ENV} ${MAKE_ENV} ${FAKEROOT} ${PROCCONTROL_EXEC} \
 		${MAKE_CMD} ${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} ${INSTALL_TARGET})
 .    endif
 
 # Test
 
 .    if !target(do-test) && defined(TEST_TARGET)
-DO_MAKE_TEST?=	${SETENVI} ${WRK_ENV} ${TEST_ENV} ${MAKE_CMD} ${MAKE_FLAGS} \
+DO_MAKE_TEST?=	${SETENVI} ${WRK_ENV} ${TEST_ENV} ${PROCCONTROL_EXEC} ${MAKE_CMD} ${MAKE_FLAGS} \
 				${MAKEFILE} ${TEST_ARGS:N${DESTDIRNAME}=*}
 do-test:
 	@(cd ${TEST_WRKSRC}; if ! ${DO_MAKE_TEST} ${TEST_TARGET}; then \
@@ -3789,7 +3789,7 @@
 .    if !target(restage)
 restage:
 	@${RM} -r ${STAGEDIR} ${STAGE_COOKIE} ${INSTALL_COOKIE} ${PACKAGE_COOKIE}
-	@cd ${.CURDIR} && ${MAKE} stage
+	@cd ${.CURDIR} && ${PROCCONTROL_EXEC} ${MAKE} stage
 .    endif
 
 # Deinstall