diff --git a/lang/openjdk11/DESCR b/lang/openjdk11/DESCR
new file mode 100644
index 000000000000..3eeabb8a39d9
--- /dev/null
+++ b/lang/openjdk11/DESCR
@@ -0,0 +1,8 @@
+Open-source implementation of the Java Platform, Standard Edition.
+
+This package is NOT certified to be compatible with any Java standard.
+Use at own risk.
+
+Mandatory trademark notice:
+    "OpenJDK is a trademark or registered trademark of Oracle America,
+     Inc. in the United States and other countries."
diff --git a/lang/openjdk11/Makefile b/lang/openjdk11/Makefile
new file mode 100644
index 000000000000..f0242891e35b
--- /dev/null
+++ b/lang/openjdk11/Makefile
@@ -0,0 +1,181 @@
+# $NetBSD: Makefile,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+DISTNAME=	openjdk-jdk11u-${GITHUB_TAG:C/\+/-/}
+PKGNAME=	openjdk11-1.${GITHUB_TAG:C/\+/./:C/jdk-([.0-9]+).*/\1/}
+CATEGORIES=	lang
+MASTER_SITES=	${MASTER_SITE_GITHUB:=battleblow/}
+GITHUB_PROJECT= openjdk-jdk11u
+GITHUB_TAG=     jdk-11.0.5+8-1
+
+MAINTAINER=	pkgsrc-users@NetBSD.org
+HOMEPAGE=	http://openjdk.java.net/
+COMMENT=	Open-source implementation of the Java Platform, Standard Edition
+LICENSE=	gnu-gpl-v2
+
+DISTFILES=	${DEFAULT_DISTFILES}
+EXTRACT_ONLY=	${DISTNAME}${EXTRACT_SUFX}
+
+JAVA_NAME=	openjdk11
+JAVA_HOME=	${PREFIX}/java/${JAVA_NAME}
+JAVA_WRAPPERS=	jar java javac javadoc javah javap jcmd jhat jps jstack \
+		keytool orbd policytool rmid rmiregistry servertool tnameserv
+
+BUILD_DEPENDS+=		mozilla-rootcerts>=1.0.20140820nb2:../../security/mozilla-rootcerts
+
+GNU_CONFIGURE=		yes
+USE_GNU_CONFIGURE_HOST=	no
+CONFIGURE_SCRIPT=	configure
+CONFIG_SHELL=		bash
+CONFIG_SUB_OVERRIDE+=	make/autoconf/build-aux/config.sub
+CONFIG_GUESS_OVERRIDE+=	make/autoconf/build-aux/config.guess
+CONFIG_SUB_OVERRIDE+=	make/autoconf/build-aux/autoconf-config.sub
+CONFIG_GUESS_OVERRIDE+=	make/autoconf/build-aux/autoconf-config.guess
+USE_LANGUAGES=		c c++
+USE_TOOLS+=		bash gmake pax pkg-config unzip:run zip:run autoconf automake
+UNLIMIT_RESOURCES=	datasize stacksize
+
+BUILDLINK_PASSTHRU_DIRS+=	${ALT_BOOTDIR}
+
+# Try to use less POSIX semaphores (large MAKE_JOBS can consume them all)
+BOOT_JVMARGS=	-XX:+UnlockDiagnosticVMOptions \
+		-XX:-UseSemaphoreGCThreadsSynchronization
+
+CONFIGURE_ARGS+=	--prefix=${PREFIX:Q}
+CONFIGURE_ARGS+=	--openjdk-target=${MACHINE_GNU_PLATFORM:Q}
+CONFIGURE_ARGS+=	--with-boot-jdk=${ALT_BOOTDIR}
+CONFIGURE_ARGS+=	--with-boot-jdk-jvmargs=${BOOT_JVMARGS:Q}
+CONFIGURE_ARGS+=	--with-zlib=system
+CONFIGURE_ARGS+=	--with-giflib=bundled
+CONFIGURE_ARGS+=	--with-lcms=bundled
+CONFIGURE_ARGS+=	--with-cups-include=${BUILDLINK_PREFIX.cups-base}/include
+CONFIGURE_ARGS+=	--with-freetype=system
+CONFIGURE_ARGS+=	--with-freetype-lib=${BUILDLINK_PREFIX.freetype2}/lib
+CONFIGURE_ARGS+=	--with-freetype-include=${BUILDLINK_PREFIX.freetype2}/include
+CONFIGURE_ARGS+=	--with-jobs=${MAKE_JOBS:U1}
+CONFIGURE_ARGS+=	--with-num-cores=${MAKE_JOBS:U1}
+CONFIGURE_ARGS+=	--disable-precompiled-headers
+CONFIGURE_ARGS+=	--disable-ccache
+CONFIGURE_ARGS+=	--disable-javac-server
+CONFIGURE_ARGS+=	--with-extra-ldflags=${LDFLAGS:Q}
+CONFIGURE_ARGS+=	--with-extra-cflags=${CFLAGS:Q}
+CONFIGURE_ARGS+=	--with-extra-cxxflags=${CXXFLAGS:Q}
+CONFIGURE_ARGS+=	--disable-warnings-as-errors
+CONFIGURE_ARGS+=	--with-cacerts-file=${WRKDIR}/cacerts.out
+CONFIGURE_ARGS+=	--with-default-make-target=product-images
+# It is intentional to use CONFIGURE_ARGS instead of CONFIGURE_ENV here.
+CONFIGURE_ARGS+=	USER=pkgsrc
+
+# Avoid build errors when JAVA_HOME and CLASSPATH are defined by user.
+MAKE_ENV+=	JAVA_HOME=
+MAKE_ENV+=	CLASSPATH=
+
+BUILD_OPSYS=	${OPSYS:C/.*BSD/bsd/:S/DragonFly/bsd/:S/SunOS/solaris/:S/Linux/linux/}
+BUILD_ARCH=	${MACHINE_ARCH:S/i386/x86/:S/sparc64/sparcv9/:C/^e?arm.*$/arm/}
+BUILDDIR=	${WRKSRC}/build/${BUILD_OPSYS}-${BUILD_ARCH}-normal-${BUILD_VARIANT}-${BUILD_DEBUG_LEVEL}
+BUILDLINK_PASSTHRU_RPATHDIRS+=	${PREFIX}/java/${JAVA_NAME}/lib
+BUILDLINK_PASSTHRU_RPATHDIRS+=	${PREFIX}/java/${JAVA_NAME}/lib/server
+WRKSRC=	${WRKDIR}/${DISTNAME}
+
+.include "../../mk/compiler.mk"
+
+# Fix segfault under NetBSD/amd64 8.99 with GCC 6.4.0
+.if !empty(CC_VERSION:Mgcc-[67].*)
+CFLAGS+=	-fno-lifetime-dse
+CFLAGS+=	-fno-delete-null-pointer-checks
+.endif
+
+.if !empty(PKGSRC_COMPILER:Mclang)
+CONFIGURE_ARGS+=	--with-toolchain-type=clang
+_WRAP_EXTRA_ARGS.CC+=	-Wno-format-nonliteral -Wno-sign-compare -Wno-char-subscripts
+CWRAPPERS_APPEND.cc+=	-Wno-format-nonliteral -Wno-sign-compare -Wno-char-subscripts
+_WRAP_EXTRA_ARGS.CXX+=	-Wno-tautological-undefined-compare
+CWRAPPERS_APPEND.cxx+=	-Wno-tautological-undefined-compare
+
+BUILDLINK_TRANSFORM+=	rm:-fcheck-new
+BUILDLINK_TRANSFORM+=	rm:-fpch-deps
+.  if ${MACHINE_ARCH} == "x86_64"
+_WRAP_EXTRA_ARGS.CXX+=	-mstackrealign
+CWRAPPERS_APPEND.cxx+=	-mstackrealign
+.  endif
+.else
+# GCC
+CONFIGURE_ARGS+=	--with-toolchain-type=gcc
+.endif
+
+.include "bootstrap.mk"
+.include "options.mk"
+
+SUBST_CLASSES+=		libpath
+SUBST_STAGE.libpath=	pre-configure
+SUBST_FILES.libpath+=	src/hotspot/os/bsd/os_bsd.cpp
+SUBST_FILES.libpath+=	make/autoconf/flags-cflags.m4
+SUBST_FILES.libpath+=	make/autoconf/lib-bundled.m4
+SUBST_FILES.libpath+=	make/autoconf/lib-freetype.m4
+SUBST_FILES.libpath+=	make/autoconf/lib-x11.m4
+SUBST_VARS.libpath=	PREFIX COMPILER_RPATH_FLAG JAVA_NAME BUILDLINK_PREFIX.zlib X11BASE
+
+SUBST_CLASSES+=			fontpaths
+SUBST_STAGE.fontpaths=		pre-configure
+SUBST_MESSAGE.fontpaths=	fixing font paths
+SUBST_FILES.fontpaths=		make/data/fontconfig/bsd.fontconfig.properties
+SUBST_FILES.fontpaths+=		src/java.desktop/unix/native/common/awt/fontpath.c
+SUBST_VARS.fontpaths=		PREFIX BUILDLINK_PREFIX.fontconfig
+
+PLIST_VARS+=			aot
+PLIST_VARS+=			internal_vm_compiler
+.if ${MACHINE_ARCH} == "x86_64"
+PLIST.aot=			yes
+PLIST.internal_vm_compiler=	yes
+.endif
+
+.if ${OPSYS} == "NetBSD"
+TOOLS_PLATFORM.unzip=
+.endif
+
+post-extract:
+# These libs are bundled w/ the netbsd-7 bootstrap to facilitate building with
+# MKLLVM=yes / MKGCC=no. Nuke them from bootstrap if they are present in base.
+.if exists(/lib/libgcc_s.so.1)
+	${RM} -f ${ALT_BOOTDIR}/lib/libgcc_s.so*
+.endif
+
+pre-configure: ${WRKDIR}/cacerts.out
+
+${WRKDIR}/cacerts.out:
+	mkdir ${WRKDIR}/cacerts && cd ${WRKDIR}/cacerts && 		\
+		${PREFIX}/sbin/mozilla-rootcerts extract
+	for cert in ${WRKDIR}/cacerts/*.pem; do				\
+		${INFO_MSG} "Importing $$cert" &&			\
+		 ${SETENV} ${CONFIGURE_ENV} LC_ALL=C	\
+		  ${ALT_BOOTDIR}/bin/keytool				\
+		  -noprompt						\
+		  -importcert						\
+		  -keystore ${.TARGET}.tmp				\
+		  -alias `${ECHO} $$cert | sed 's,.*/\\([^/]*\\)\\.pem,\\1,'` \
+		  -file $$cert						\
+		  -storepass changeit;					\
+	done
+	mv ${.TARGET}.tmp ${.TARGET}
+
+do-build:
+	rm -f ${WRKSRC}/make/data/fontconfig/*.orig
+	${_ULIMIT_CMD} cd ${WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE_PROGRAM}
+
+do-install:
+	${INSTALL_DATA_DIR} ${DESTDIR}${JAVA_HOME}
+	cd ${BUILDDIR}/images/jdk && pax -rwpp .		\
+	  ${DESTDIR}${JAVA_HOME}/.
+
+.if ${OPSYS} == "Linux"
+.include "../../audio/alsa-lib/buildlink3.mk"
+.endif
+.include "../../converters/libiconv/buildlink3.mk"
+.include "../../devel/zlib/buildlink3.mk"
+.include "../../fonts/fontconfig/buildlink3.mk"
+.include "../../graphics/freetype2/buildlink3.mk"
+# Headers from CUPS are required to build the native implementation of
+# sun.print.* which is used by java.awt.print.
+BUILDLINK_DEPMETHOD.cups-base?=	build
+.include "../../print/cups-base/buildlink3.mk"
+.include "../../mk/java-env.mk"
+.include "../../mk/bsd.pkg.mk"
diff --git a/lang/openjdk11/PLIST b/lang/openjdk11/PLIST
new file mode 100644
index 000000000000..b9b1940df93e
--- /dev/null
+++ b/lang/openjdk11/PLIST
@@ -0,0 +1,620 @@
+@comment $NetBSD: PLIST,v 1.1 2019/10/01 12:36:34 tnn Exp $
+bin/openjdk11-jar
+bin/openjdk11-java
+bin/openjdk11-javac
+bin/openjdk11-javadoc
+bin/openjdk11-javah
+bin/openjdk11-javap
+bin/openjdk11-jcmd
+bin/openjdk11-jhat
+bin/openjdk11-jps
+bin/openjdk11-jstack
+bin/openjdk11-keytool
+bin/openjdk11-orbd
+bin/openjdk11-policytool
+bin/openjdk11-rmid
+bin/openjdk11-rmiregistry
+bin/openjdk11-servertool
+bin/openjdk11-tnameserv
+${PLIST.aot}java/openjdk11/bin/jaotc
+java/openjdk11/bin/jar
+java/openjdk11/bin/jarsigner
+java/openjdk11/bin/java
+java/openjdk11/bin/javac
+java/openjdk11/bin/javadoc
+java/openjdk11/bin/javap
+java/openjdk11/bin/jcmd
+java/openjdk11/bin/jconsole
+java/openjdk11/bin/jdb
+java/openjdk11/bin/jdeprscan
+java/openjdk11/bin/jdeps
+java/openjdk11/bin/jimage
+java/openjdk11/bin/jinfo
+java/openjdk11/bin/jjs
+java/openjdk11/bin/jlink
+java/openjdk11/bin/jmap
+java/openjdk11/bin/jmod
+java/openjdk11/bin/jps
+java/openjdk11/bin/jrunscript
+java/openjdk11/bin/jshell
+java/openjdk11/bin/jstack
+java/openjdk11/bin/jstat
+java/openjdk11/bin/jstatd
+java/openjdk11/bin/keytool
+java/openjdk11/bin/pack200
+java/openjdk11/bin/rmic
+java/openjdk11/bin/rmid
+java/openjdk11/bin/rmiregistry
+java/openjdk11/bin/serialver
+java/openjdk11/bin/unpack200
+java/openjdk11/conf/logging.properties
+java/openjdk11/conf/management/jmxremote.access
+java/openjdk11/conf/management/jmxremote.password.template
+java/openjdk11/conf/management/management.properties
+java/openjdk11/conf/net.properties
+java/openjdk11/conf/security/java.policy
+java/openjdk11/conf/security/java.security
+java/openjdk11/conf/security/policy/README.txt
+java/openjdk11/conf/security/policy/limited/default_US_export.policy
+java/openjdk11/conf/security/policy/limited/default_local.policy
+java/openjdk11/conf/security/policy/limited/exempt_local.policy
+java/openjdk11/conf/security/policy/unlimited/default_US_export.policy
+java/openjdk11/conf/security/policy/unlimited/default_local.policy
+java/openjdk11/conf/sound.properties
+java/openjdk11/demo/README
+java/openjdk11/demo/jfc/CodePointIM/CodePointIM.jar
+java/openjdk11/demo/jfc/CodePointIM/README.html
+java/openjdk11/demo/jfc/CodePointIM/README_ja.html
+java/openjdk11/demo/jfc/CodePointIM/README_zh_CN.html
+java/openjdk11/demo/jfc/CodePointIM/src.zip
+java/openjdk11/demo/jfc/FileChooserDemo/FileChooserDemo.jar
+java/openjdk11/demo/jfc/FileChooserDemo/README.txt
+java/openjdk11/demo/jfc/FileChooserDemo/src.zip
+java/openjdk11/demo/jfc/Font2DTest/Font2DTest.html
+java/openjdk11/demo/jfc/Font2DTest/Font2DTest.jar
+java/openjdk11/demo/jfc/Font2DTest/README.txt
+java/openjdk11/demo/jfc/Font2DTest/src.zip
+java/openjdk11/demo/jfc/J2Ddemo/J2Ddemo.jar
+java/openjdk11/demo/jfc/J2Ddemo/README.txt
+java/openjdk11/demo/jfc/J2Ddemo/src.zip
+java/openjdk11/demo/jfc/Metalworks/Metalworks.jar
+java/openjdk11/demo/jfc/Metalworks/README.txt
+java/openjdk11/demo/jfc/Metalworks/src.zip
+java/openjdk11/demo/jfc/Notepad/Notepad.jar
+java/openjdk11/demo/jfc/Notepad/README.txt
+java/openjdk11/demo/jfc/Notepad/src.zip
+java/openjdk11/demo/jfc/SampleTree/README.txt
+java/openjdk11/demo/jfc/SampleTree/SampleTree.jar
+java/openjdk11/demo/jfc/SampleTree/src.zip
+java/openjdk11/demo/jfc/Stylepad/README.txt
+java/openjdk11/demo/jfc/Stylepad/Stylepad.jar
+java/openjdk11/demo/jfc/Stylepad/src.zip
+java/openjdk11/demo/jfc/SwingSet2/README.txt
+java/openjdk11/demo/jfc/SwingSet2/SwingSet2.html
+java/openjdk11/demo/jfc/SwingSet2/SwingSet2.jar
+java/openjdk11/demo/jfc/SwingSet2/src.zip
+java/openjdk11/demo/jfc/TableExample/README.txt
+java/openjdk11/demo/jfc/TableExample/TableExample.jar
+java/openjdk11/demo/jfc/TableExample/src.zip
+java/openjdk11/demo/jfc/TransparentRuler/README.txt
+java/openjdk11/demo/jfc/TransparentRuler/TransparentRuler.jar
+java/openjdk11/demo/jfc/TransparentRuler/src.zip
+java/openjdk11/demo/nbproject/README.txt
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/build.properties
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/build.xml
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/FileChooserDemo/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/Font2DTest/build.properties
+java/openjdk11/demo/nbproject/jfc/Font2DTest/build.xml
+java/openjdk11/demo/nbproject/jfc/Font2DTest/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/Font2DTest/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/Font2DTest/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/Font2DTest/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/Metalworks/build.properties
+java/openjdk11/demo/nbproject/jfc/Metalworks/build.xml
+java/openjdk11/demo/nbproject/jfc/Metalworks/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/Metalworks/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/Metalworks/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/Metalworks/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/Notepad/build.properties
+java/openjdk11/demo/nbproject/jfc/Notepad/build.xml
+java/openjdk11/demo/nbproject/jfc/Notepad/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/Notepad/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/Notepad/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/Notepad/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/SampleTree/build.properties
+java/openjdk11/demo/nbproject/jfc/SampleTree/build.xml
+java/openjdk11/demo/nbproject/jfc/SampleTree/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/SampleTree/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/SampleTree/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/SampleTree/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/SwingApplet/build.properties
+java/openjdk11/demo/nbproject/jfc/SwingApplet/build.xml
+java/openjdk11/demo/nbproject/jfc/SwingApplet/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/SwingApplet/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/SwingApplet/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/SwingApplet/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/TableExample/build.properties
+java/openjdk11/demo/nbproject/jfc/TableExample/build.xml
+java/openjdk11/demo/nbproject/jfc/TableExample/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/TableExample/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/TableExample/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/TableExample/nbproject/project.xml
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/build.properties
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/build.xml
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/jfc/TransparentRuler/nbproject/project.xml
+java/openjdk11/demo/nbproject/management/FullThreadDump/build.properties
+java/openjdk11/demo/nbproject/management/FullThreadDump/build.xml
+java/openjdk11/demo/nbproject/management/FullThreadDump/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/management/FullThreadDump/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/management/FullThreadDump/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/management/FullThreadDump/nbproject/project.xml
+java/openjdk11/demo/nbproject/management/JTop/build.properties
+java/openjdk11/demo/nbproject/management/JTop/build.xml
+java/openjdk11/demo/nbproject/management/JTop/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/management/JTop/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/management/JTop/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/management/JTop/nbproject/project.xml
+java/openjdk11/demo/nbproject/management/MemoryMonitor/build.properties
+java/openjdk11/demo/nbproject/management/MemoryMonitor/build.xml
+java/openjdk11/demo/nbproject/management/MemoryMonitor/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/management/MemoryMonitor/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/management/MemoryMonitor/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/management/MemoryMonitor/nbproject/project.xml
+java/openjdk11/demo/nbproject/management/VerboseGC/build.properties
+java/openjdk11/demo/nbproject/management/VerboseGC/build.xml
+java/openjdk11/demo/nbproject/management/VerboseGC/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/management/VerboseGC/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/management/VerboseGC/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/management/VerboseGC/nbproject/project.xml
+java/openjdk11/demo/nbproject/project.xml
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/build.properties
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/build.xml
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/nbproject/file-targets.xml
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/nbproject/jdk.xml
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/nbproject/netbeans-targets.xml
+java/openjdk11/demo/nbproject/scripting/jconsole-plugin/nbproject/project.xml
+java/openjdk11/include/classfile_constants.h
+java/openjdk11/include/jawt.h
+java/openjdk11/include/jdwpTransport.h
+java/openjdk11/include/jni.h
+java/openjdk11/include/jvmti.h
+java/openjdk11/include/jvmticmlr.h
+java/openjdk11/include/netbsd/jawt_md.h
+java/openjdk11/include/netbsd/jni_md.h
+java/openjdk11/jmods/java.base.jmod
+java/openjdk11/jmods/java.compiler.jmod
+java/openjdk11/jmods/java.datatransfer.jmod
+java/openjdk11/jmods/java.desktop.jmod
+java/openjdk11/jmods/java.instrument.jmod
+java/openjdk11/jmods/java.logging.jmod
+java/openjdk11/jmods/java.management.jmod
+java/openjdk11/jmods/java.management.rmi.jmod
+java/openjdk11/jmods/java.naming.jmod
+java/openjdk11/jmods/java.net.http.jmod
+java/openjdk11/jmods/java.prefs.jmod
+java/openjdk11/jmods/java.rmi.jmod
+java/openjdk11/jmods/java.scripting.jmod
+java/openjdk11/jmods/java.se.jmod
+java/openjdk11/jmods/java.security.jgss.jmod
+java/openjdk11/jmods/java.security.sasl.jmod
+java/openjdk11/jmods/java.smartcardio.jmod
+java/openjdk11/jmods/java.sql.jmod
+java/openjdk11/jmods/java.sql.rowset.jmod
+java/openjdk11/jmods/java.transaction.xa.jmod
+java/openjdk11/jmods/java.xml.crypto.jmod
+java/openjdk11/jmods/java.xml.jmod
+java/openjdk11/jmods/jdk.accessibility.jmod
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+java/openjdk11/lib/libprefs${DBGEXT}
+java/openjdk11/lib/libprefs.so
+java/openjdk11/lib/librmi${DBGEXT}
+java/openjdk11/lib/librmi.so
+${PLIST.x11}java/openjdk11/lib/libsplashscreen${DBGEXT}
+${PLIST.x11}java/openjdk11/lib/libsplashscreen.so
+java/openjdk11/lib/libsunec${DBGEXT}
+java/openjdk11/lib/libsunec.so
+java/openjdk11/lib/libunpack${DBGEXT}
+java/openjdk11/lib/libunpack.so
+java/openjdk11/lib/libverify${DBGEXT}
+java/openjdk11/lib/libverify.so
+java/openjdk11/lib/libzip${DBGEXT}
+java/openjdk11/lib/libzip.so
+java/openjdk11/lib/modules
+java/openjdk11/lib/psfont.properties.ja
+java/openjdk11/lib/psfontj2d.properties
+java/openjdk11/lib/security/blacklisted.certs
+java/openjdk11/lib/security/cacerts
+java/openjdk11/lib/security/default.policy
+java/openjdk11/lib/security/public_suffix_list.dat
+java/openjdk11/lib/server/Xusage.txt
+java/openjdk11/lib/server/libjsig.so
+java/openjdk11/lib/server/libjvm${DBGEXT}
+java/openjdk11/lib/server/libjvm.so
+java/openjdk11/lib/src.zip
+java/openjdk11/lib/tzdb.dat
+java/openjdk11/man/man1/jar.1
+java/openjdk11/man/man1/jarsigner.1
+java/openjdk11/man/man1/java.1
+java/openjdk11/man/man1/javac.1
+java/openjdk11/man/man1/javadoc.1
+java/openjdk11/man/man1/javap.1
+java/openjdk11/man/man1/jcmd.1
+java/openjdk11/man/man1/jconsole.1
+java/openjdk11/man/man1/jdb.1
+java/openjdk11/man/man1/jdeps.1
+java/openjdk11/man/man1/jinfo.1
+java/openjdk11/man/man1/jjs.1
+java/openjdk11/man/man1/jmap.1
+java/openjdk11/man/man1/jps.1
+java/openjdk11/man/man1/jrunscript.1
+java/openjdk11/man/man1/jstack.1
+java/openjdk11/man/man1/jstat.1
+java/openjdk11/man/man1/jstatd.1
+java/openjdk11/man/man1/keytool.1
+java/openjdk11/man/man1/pack200.1
+java/openjdk11/man/man1/rmic.1
+java/openjdk11/man/man1/rmid.1
+java/openjdk11/man/man1/rmiregistry.1
+java/openjdk11/man/man1/serialver.1
+java/openjdk11/man/man1/unpack200.1
+java/openjdk11/release
diff --git a/lang/openjdk11/bootstrap.mk b/lang/openjdk11/bootstrap.mk
new file mode 100644
index 000000000000..7eb7af329672
--- /dev/null
+++ b/lang/openjdk11/bootstrap.mk
@@ -0,0 +1,22 @@
+# $NetBSD: bootstrap.mk,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+ONLY_FOR_PLATFORM=	NetBSD-*-i386 NetBSD-*-x86_64
+BOOT.nb7-i386=		bootstrap-jdk-1.11.0.5.8-netbsd-7-i386-20190928.tar.xz
+SITES.${BOOT.nb7-i386}=	${MASTER_SITE_LOCAL:=openjdk11/}
+BOOT.nb7-amd64=		bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz
+SITES.${BOOT.nb7-amd64}=${MASTER_SITE_LOCAL:=openjdk11/}
+
+.if !empty(MACHINE_PLATFORM:MNetBSD-*-i386) || make(distinfo)
+DISTFILES+=		${BOOT.nb7-i386}
+EXTRACT_ONLY+=		${BOOT.nb7-i386}
+.endif
+
+.if !empty(MACHINE_PLATFORM:MNetBSD-*-x86_64) || make(distinfo)
+DISTFILES+=		${BOOT.nb7-amd64}
+EXTRACT_ONLY+=		${BOOT.nb7-amd64}
+.endif
+
+CONFIGURE_ENV+=		LD_LIBRARY_PATH=${ALT_BOOTDIR}/lib
+PKGSRC_MAKE_ENV+=	LD_LIBRARY_PATH=${ALT_BOOTDIR}/lib
+
+ALT_BOOTDIR=		${WRKDIR}/bootstrap
diff --git a/lang/openjdk11/distinfo b/lang/openjdk11/distinfo
new file mode 100644
index 000000000000..1de04fc9d64a
--- /dev/null
+++ b/lang/openjdk11/distinfo
@@ -0,0 +1,31 @@
+$NetBSD: distinfo,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+SHA1 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = d76599619b8bea879b8202b3efc38a82335d2e8c
+RMD160 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = a1b998e4e7edfb73ec35b0cc94895d9af16a8cd8
+SHA512 (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = 6e61996f7e3c3492b0c878644db30d72021dc4096639992e53b4440d4e2e18cd92e5630ecd4600d1917a1e63a7c814b63f74f811a40588febfe19ad8d3208a9d
+Size (bootstrap-jdk-1.11.0.5.8-netbsd-7-amd64-20190928.tar.xz) = 105760636 bytes
+SHA1 (bootstrap-jdk-1.11.0.5.8-netbsd-7-i386-20190928.tar.xz) = 0ab80546e192cff461dfadf85ca8dc42d11a2710
+RMD160 (bootstrap-jdk-1.11.0.5.8-netbsd-7-i386-20190928.tar.xz) = ec41da372ab1f927295a207a65a2a5f940760339
+SHA512 (bootstrap-jdk-1.11.0.5.8-netbsd-7-i386-20190928.tar.xz) = 1bf5336e9bfeea9ecbcd347f2ea8dd3c9633df42cab13a09c7afaae94faa95b92d862dd97caf380a7037825c3324377240d5d0639b2e0b31a2d7a6316ed56359
+Size (bootstrap-jdk-1.11.0.5.8-netbsd-7-i386-20190928.tar.xz) = 96662264 bytes
+SHA1 (openjdk-jdk11u-jdk-11.0.5-8-1.tar.gz) = a504adfdb0f63994831b45c15b40dc62c266b910
+RMD160 (openjdk-jdk11u-jdk-11.0.5-8-1.tar.gz) = 375b579a76fac1bf8af13b19f8968c5be13835e3
+SHA512 (openjdk-jdk11u-jdk-11.0.5-8-1.tar.gz) = 62009410d337e0da5b6f008659c401aa856346efdd57d179c081f7971881b289b075074738f1cd1a9085defebdfba8941fabdf7b6b75e226213503df9a065b4b
+Size (openjdk-jdk11u-jdk-11.0.5-8-1.tar.gz) = 117115267 bytes
+SHA1 (patch-make_autoconf_basics.m4) = 5a8d3cd229f73eef34fb3860dfae1a813ec39ab5
+SHA1 (patch-make_autoconf_flags-cflags.m4) = 7ec010eb62a1e4f057b7886caf0d0efaae4b6b63
+SHA1 (patch-make_autoconf_jdk-options.m4) = d0d9fbaf29cc521fa4b62b1ea2616dc8f3b07618
+SHA1 (patch-make_autoconf_lib-bundled.m4) = 8720c3f674955e8a51b2ab7dba80c36d34ba8594
+SHA1 (patch-make_autoconf_lib-freetype.m4) = 3dbdfea4011dc69593ab302626b9ec4dfc7a7d54
+SHA1 (patch-make_autoconf_lib-x11.m4) = f609a726f2d795f1d05cc933df587d3440c09b9f
+SHA1 (patch-make_common_NativeCompilation.gmk) = fc97a952ba87efb450f59e87f19fb4c47558ae1d
+SHA1 (patch-make_data_fontconfig_bsd.fontconfig.properties) = 9fd9f6ef4af0eece0b4ca0acbb44331566f17e07
+SHA1 (patch-src_hotspot_os_bsd_os__bsd.cpp) = ee20027e4323ebf63874cedd9e4549ebb702d335
+SHA1 (patch-src_hotspot_os_bsd_os__perf__bsd.cpp) = 93a7098cb13adf5d28b16c123a390e5e13d626bf
+SHA1 (patch-src_hotspot_os_posix_os__posix.cpp) = e70e8c1e59f0be184a7a1d6e9d11ac7b934ce4b2
+SHA1 (patch-src_java.base_bsd_native_libjava_ProcessHandleImpl__bsd.c) = fbc0aa6656292535fb38344fee7178b6f625f58a
+SHA1 (patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.c) = 39c7afb3c36fa9557d2a660c4b4068b5684c552f
+SHA1 (patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.h) = 121357cb76b4a96c06cc2bf670579e0b27f66fc1
+SHA1 (patch-src_java.base_unix_native_libjsig_jsig.c) = 82e3a8bad9ca18478cad85ada8544712ff117459
+SHA1 (patch-src_java.desktop_unix_native_common_awt_fontpath.c) = c27a058dbcc836fa5a9f979f193284a706a7c50b
+SHA1 (patch-src_jdk.management_bsd_native_libmanagement__ext_UnixOperatingSystem.c) = 1478dabc215ba70ea83c5f6d9fd789856e96fa45
diff --git a/lang/openjdk11/hacks.mk b/lang/openjdk11/hacks.mk
new file mode 100644
index 000000000000..709f55c63baa
--- /dev/null
+++ b/lang/openjdk11/hacks.mk
@@ -0,0 +1,52 @@
+# $NetBSD: hacks.mk,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+.if !defined(OPENJDK11_HACKS_MK)
+OPENJDK11_HACKS_MK=	# empty
+
+### Ensure we do not pickup external jpeg includes: openjdk uses an internal
+### libjpeg with potentially conflicting defines, which breaks at least
+### libjpeg-turbo
+post-wrapper:
+	${RM} -f ${BUILDLINK_DIR}/include/jconfig.h
+	${RM} -f ${BUILDLINK_DIR}/include/jerror.h
+	${RM} -f ${BUILDLINK_DIR}/include/jmorecfg.h
+	${RM} -f ${BUILDLINK_DIR}/include/jpeglib.h
+
+# Workaround incorrect constant folding of subnormals in javac when the FPU
+# does not handle subnormal arithmetic, like on ARM in Flush-to-zero mode.
+# These workarounds avoid underflow conditions during the bootstrap so the
+# JDK can correctly build itself. Compiling or running programs other than
+# openjdk itself on such hardware may still cause unexpected behaviour.
+#
+
+.if !empty(MACHINE_PLATFORM:MNetBSD-*-*arm*)	|| \
+	!empty(MACHINE_PLATFORM:MNetBSD-*-aarch64)
+PKG_HACKS+=		broken-ieee-floats
+SUBST_CLASSES+=		fpu
+SUBST_STAGE.fpu=	pre-build
+SUBST_MESSAGE.fpu=	Broken FPU detected: applying floating point workarounds
+SUBST_FILES.fpu=	langtools/src/share/classes/com/sun/tools/javac/jvm/Items.java
+SUBST_FILES.fpu+=	langtools/src/share/classes/com/sun/tools/javac/parser/JavacParser.java
+SUBST_FILES.fpu+=	jdk/src/share/classes/sun/misc/DoubleConsts.java
+SUBST_FILES.fpu+=	jdk/src/share/classes/sun/misc/FloatConsts.java
+SUBST_FILES.fpu+=	jdk/src/share/classes/java/lang/Double.java
+SUBST_FILES.fpu+=	jdk/src/share/classes/java/lang/Float.java
+# Double{,Consts}.java: Replace problematic literals with binary representation
+SUBST_SED.fpu=		-e 's|2.2250738585072014e-308d*|Double.longBitsToDouble(0x10000000000000L)|ig'	# MIN_NORMAL
+SUBST_SED.fpu+=		-e 's|0x1.0p-1022d*|Double.longBitsToDouble(0x10000000000000L)|ig'		# MIN_NORMAL
+SUBST_SED.fpu+=		-e 's|4.9e-324d*|Double.longBitsToDouble(0x1L)|ig'				# MIN_VALUE
+SUBST_SED.fpu+=		-e 's|0x0.0000000000001p-1022d*|Double.longBitsToDouble(0x1L)|ig'		# MIN_VALUE
+# Float{,Consts}.java: Replace problematic literals with binary representation
+SUBST_SED.fpu+=		-e 's|1.17549435e-38f*|Float.intBitsToFloat(0x800000)|ig'	# MIN_NORMAL
+SUBST_SED.fpu+=		-e 's|0x1.0p-126f*|Float.intBitsToFloat(0x800000)|ig'		# MIN_NORMAL
+SUBST_SED.fpu+=		-e 's|1.4e-45f*|Float.intBitsToFloat(0x1)|ig'			# MIN_VALUE
+SUBST_SED.fpu+=		-e 's|0x0.000002P-126f*|Float.intBitsToFloat(0x1)|ig'		# MIN_VALUE
+# JavacParser.java: avoid bogus "fp.number.too.small" error parsing literals representing Double.MIN_VALUE
+SUBST_SED.fpu+=		-e 's|n.floatValue() == 0.0f && !isZero(proper)|& \&\& Float.floatToIntBits(n) != 0x1|'
+SUBST_SED.fpu+=		-e 's|n.doubleValue() == 0.0d && !isZero(proper)|& \&\& Double.doubleToLongBits(n) != 0x1L|'
+# Items.java: Avoid invalid constant folding of literal subnormals to positive zero
+SUBST_SED.fpu+=		-e 's|x == 0.0f && 1.0f / x > 0.0f|Float.floatToIntBits(x) == 0x0|g'
+SUBST_SED.fpu+=		-e 's|x == 0.0d && 1.0d / x > 0.0d|Double.doubleToLongBits(x) == 0x0L|g'
+.endif
+
+.endif
diff --git a/lang/openjdk11/options.mk b/lang/openjdk11/options.mk
new file mode 100644
index 000000000000..5cf6fb5a1b87
--- /dev/null
+++ b/lang/openjdk11/options.mk
@@ -0,0 +1,117 @@
+# $NetBSD: options.mk,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+PKG_OPTIONS_VAR=		PKG_OPTIONS.openjdk11
+PKG_OPTIONS_OPTIONAL_GROUPS=	variant
+PKG_OPTIONS_GROUP.variant=	jdk-zero-vm
+PKG_SUPPORTED_OPTIONS=		debug dtrace jre-jce x11 static-libstdcpp
+PKG_SUGGESTED_OPTIONS=		jre-jce x11
+
+.if !empty(PKGSRC_COMPILER:Mclang)
+PKG_OPTIONS_GROUP.variant+=	jdk-zeroshark-vm
+.endif
+
+.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
+PKG_OPTIONS_GROUP.variant+=	jdk-hotspot-vm
+PKG_SUGGESTED_OPTIONS+=		jdk-hotspot-vm
+.else
+PKG_SUGGESTED_OPTIONS+=		jdk-zero-vm
+.endif
+
+.include "../../mk/bsd.options.mk"
+
+###
+### Java(TM) Cryptography Extension (JCE)
+###
+.if !empty(PKG_OPTIONS:Mjre-jce)
+CONFIGURE_ARGS+=	--enable-unlimited-crypto
+.else
+CONFIGURE_ARGS+=	--disable-unlimited-crypto
+.endif
+
+###
+### X11 or headless build
+###
+PLIST_VARS+=	x11
+.if !empty(PKG_OPTIONS:Mx11)
+PLIST.x11=	yes
+CONFIGURE_ARGS+=	--x-includes=${X11BASE}/include
+CONFIGURE_ARGS+=	--x-libraries=${X11BASE}/lib
+CONFIGURE_ARGS+=	--disable-headless-only
+DEPENDS+=		dejavu-ttf-[0-9]*:../../fonts/dejavu-ttf
+#DEPENDS+=		ja-sazanami-ttf-[0-9]*:../../fonts/ja-sazanami-ttf
+#DEPENDS+=		baekmuk-ttf-[0-9]*:../../fonts/baekmuk-ttf
+.include "../../x11/libXi/buildlink3.mk"
+.include "../../x11/libX11/buildlink3.mk"
+.include "../../x11/libXext/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXt?=	build
+.include "../../x11/libXt/buildlink3.mk"
+.include "../../x11/libXrender/buildlink3.mk"
+.include "../../x11/libXtst/buildlink3.mk"
+.include "../../x11/libXrandr/buildlink3.mk"
+.else
+CONFIGURE_ARGS+=	--enable-headless-only
+# We apparently still need the Xlib headers to build headless. why?
+BUILDLINK_DEPMETHOD.libX11?=	build
+.include "../../x11/libX11/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXext?=build
+.include "../../x11/libXext/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXt?=	build
+.include "../../x11/libXt/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXrender?=build
+.include "../../x11/libXrender/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXtst?=build
+.include "../../x11/libXtst/buildlink3.mk"
+BUILDLINK_DEPMETHOD.libXrandr?=build
+.include "../../x11/libXrandr/buildlink3.mk"
+.endif
+
+#
+# Debugging
+#
+.if !empty(PKG_OPTIONS:Mdebug)
+BUILD_DEBUG_LEVEL=	fastdebug
+CONFIGURE_ARGS+=	--with-native-debug-symbols=external
+CONFIGURE_ARGS+=	--enable-debug
+PLIST_SUBST+=		DBGEXT=.debuginfo
+.else
+BUILD_DEBUG_LEVEL=	release
+CONFIGURE_ARGS+=	--with-native-debug-symbols=zipped
+PLIST_SUBST+=		DBGEXT=.diz
+.endif
+
+.if !empty(PKG_OPTIONS:Mdtrace)
+CONFIGURE_ARGS+=	--enable-dtrace=yes
+.else
+CONFIGURE_ARGS+=	--enable-dtrace=no
+.endif
+
+#
+# static libstdc++ and libgcc
+#
+# On NetBSD you need to use libstdc++_pic.a when creating a shared library,
+# but I don't think there is any easy way to tell the compiler to do this.
+# Also, -static-libgcc doesn't work because libpthread needs dynamic
+# linkage of libgcc.
+.if !empty(PKG_OPTIONS:Mstatic-libstdcpp)
+. if ${OPSYS} == "NetBSD" && !empty(PKGSRC_COMPILER:Mgcc)
+BUILDLINK_TRANSFORM+=	rm:-static-libgcc
+. endif
+.else
+CONFIGURE_ARGS+=	--with-stdc++lib=dynamic
+.endif
+
+#
+# Build variant. Zero VM builds a portable JVM without assembly optimization.
+#
+.if !empty(PKG_OPTIONS:Mjdk-zero-vm)
+BUILD_VARIANT=		zero
+.include "../../devel/libffi/buildlink3.mk"
+.elif !empty(PKG_OPTIONS:Mjdk-zeroshark-vm)
+BUILD_VARIANT=		zeroshark
+.include "../../devel/libffi/buildlink3.mk"
+.include "../../lang/libLLVM/buildlink3.mk"
+CONFIGURE_ENV+=		LLVM_CONFIG=${LLVM_CONFIG_PATH}
+.elif !empty(PKG_OPTIONS:Mjdk-hotspot-vm)
+BUILD_VARIANT=		server
+.endif
+CONFIGURE_ARGS+=	--with-jvm-variants=${BUILD_VARIANT}
diff --git a/lang/openjdk11/patches/patch-make_autoconf_basics.m4 b/lang/openjdk11/patches/patch-make_autoconf_basics.m4
new file mode 100644
index 000000000000..4ad6e71e7f8f
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_basics.m4
@@ -0,0 +1,24 @@
+$NetBSD: patch-make_autoconf_basics.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Silence shell compatibility warnings.
+
+--- make/autoconf/basics.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/basics.m4
+@@ -351,7 +351,7 @@ AC_DEFUN([BASIC_REMOVE_SYMBOLIC_LINKS],
+       # Resolve file symlinks
+       while test $COUNTER -lt 20; do
+         ISLINK=`$LS -l $sym_link_dir/$sym_link_file | $GREP '\->' | $SED -e 's/.*-> \(.*\)/\1/'`
+-        if test "x$ISLINK" == x; then
++        if test "x$ISLINK" = x; then
+           # This is not a symbolic link! We are done!
+           break
+         fi
+@@ -1152,7 +1152,7 @@ AC_DEFUN([BASIC_CHECK_GREP],
+   NEEDLE_SPACES='ccc bbb aaa'
+   NEEDLE_LIST=${NEEDLE_SPACES// /$'\n'}
+   RESULT="$($GREP -Fvx "$STACK_LIST" <<< "$NEEDLE_LIST")"
+-  if test "x$RESULT" == "x"; then
++  if test "x$RESULT" = "x"; then
+     AC_MSG_RESULT([yes])
+   else
+     if test "x$OPENJDK_TARGET_OS" = "xaix"; then
diff --git a/lang/openjdk11/patches/patch-make_autoconf_flags-cflags.m4 b/lang/openjdk11/patches/patch-make_autoconf_flags-cflags.m4
new file mode 100644
index 000000000000..89cc9f1c7620
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_flags-cflags.m4
@@ -0,0 +1,37 @@
+$NetBSD: patch-make_autoconf_flags-cflags.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+We prefer to use explicit run paths.
+
+--- make/autoconf/flags-cflags.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/flags-cflags.m4
+@@ -39,8 +39,8 @@ AC_DEFUN([FLAGS_SETUP_SHARED_LIBS],
+ 
+     # Default works for linux, might work on other platforms as well.
+     SHARED_LIBRARY_FLAGS='-shared'
+-    SET_EXECUTABLE_ORIGIN='-Wl,-rpath,\$$ORIGIN[$]1'
+-    SET_SHARED_LIBRARY_ORIGIN="-Wl,-z,origin $SET_EXECUTABLE_ORIGIN"
++    SET_EXECUTABLE_ORIGIN='@COMPILER_RPATH_FLAG@@PREFIX@/java/@JAVA_NAME@/lib @COMPILER_RPATH_FLAG@@PREFIX@/java/@JAVA_NAME@/lib/server'
++    SET_SHARED_LIBRARY_ORIGIN="$SET_EXECUTABLE_ORIGIN"
+     SET_SHARED_LIBRARY_NAME='-Wl,-soname=[$]1'
+     SET_SHARED_LIBRARY_MAPFILE='-Wl,-version-script=[$]1'
+ 
+@@ -58,17 +58,10 @@ AC_DEFUN([FLAGS_SETUP_SHARED_LIBS],
+     else
+       # Default works for linux, might work on other platforms as well.
+       SHARED_LIBRARY_FLAGS='-shared'
+-      SET_EXECUTABLE_ORIGIN='-Wl,-rpath,\$$ORIGIN[$]1'
++      SET_EXECUTABLE_ORIGIN='@COMPILER_RPATH_FLAG@@PREFIX@/java/@JAVA_NAME@/lib @COMPILER_RPATH_FLAG@@PREFIX@/java/@JAVA_NAME@/lib/server'
++      SET_SHARED_LIBRARY_ORIGIN="$SET_EXECUTABLE_ORIGIN"
+       SET_SHARED_LIBRARY_NAME='-Wl,-soname=[$]1'
+       SET_SHARED_LIBRARY_MAPFILE='-Wl,-version-script=[$]1'
+-
+-      # arm specific settings
+-      if test "x$OPENJDK_TARGET_CPU" = "xarm"; then
+-        # '-Wl,-z,origin' isn't used on arm.
+-        SET_SHARED_LIBRARY_ORIGIN='-Wl,-rpath,\$$$$ORIGIN[$]1'
+-      else
+-        SET_SHARED_LIBRARY_ORIGIN="-Wl,-z,origin $SET_EXECUTABLE_ORIGIN"
+-      fi
+     fi
+ 
+   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
diff --git a/lang/openjdk11/patches/patch-make_autoconf_jdk-options.m4 b/lang/openjdk11/patches/patch-make_autoconf_jdk-options.m4
new file mode 100644
index 000000000000..147d0a1ff237
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_jdk-options.m4
@@ -0,0 +1,15 @@
+$NetBSD: patch-make_autoconf_jdk-options.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Silence shell compatibility warnings.
+
+--- make/autoconf/jdk-options.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/jdk-options.m4
+@@ -207,7 +207,7 @@ AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_OPTIONS]
+   AC_ARG_WITH(cacerts-file, [AS_HELP_STRING([--with-cacerts-file],
+       [specify alternative cacerts file])])
+   AC_MSG_CHECKING([for cacerts file])
+-  if test "x$with_cacerts_file" == x; then
++  if test "x$with_cacerts_file" = x; then
+     AC_MSG_RESULT([default])
+   else
+     CACERTS_FILE=$with_cacerts_file
diff --git a/lang/openjdk11/patches/patch-make_autoconf_lib-bundled.m4 b/lang/openjdk11/patches/patch-make_autoconf_lib-bundled.m4
new file mode 100644
index 000000000000..5518ee3869bd
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_lib-bundled.m4
@@ -0,0 +1,16 @@
+$NetBSD: patch-make_autoconf_lib-bundled.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Add rpath for zlib.
+
+--- make/autoconf/lib-bundled.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/lib-bundled.m4
+@@ -257,7 +257,8 @@ AC_DEFUN_ONCE([LIB_SETUP_ZLIB],
+   if test "x$USE_EXTERNAL_LIBZ" = "xfalse"; then
+     LIBZ_CFLAGS="$LIBZ_CFLAGS -I$TOPDIR/src/java.base/share/native/libzip/zlib"
+   else
+-    LIBZ_LIBS="-lz"
++    LIBZ_CFLAGS="-I@BUILDLINK_PREFIX.zlib@/include"
++    LIBZ_LIBS="@COMPILER_RPATH_FLAG@@BUILDLINK_PREFIX.zlib@/lib -L@BUILDLINK_PREFIX.zlib@/lib -lz"
+   fi
+ 
+   AC_SUBST(USE_EXTERNAL_LIBZ)
diff --git a/lang/openjdk11/patches/patch-make_autoconf_lib-freetype.m4 b/lang/openjdk11/patches/patch-make_autoconf_lib-freetype.m4
new file mode 100644
index 000000000000..65a33deab60e
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_lib-freetype.m4
@@ -0,0 +1,15 @@
+$NetBSD: patch-make_autoconf_lib-freetype.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Add rpath for freetype.
+
+--- make/autoconf/lib-freetype.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/lib-freetype.m4
+@@ -214,7 +214,7 @@ AC_DEFUN_ONCE([LIB_SETUP_FREETYPE],
+     fi
+ 
+     if (test "x$FREETYPE_LIBS" = "x"); then
+-      FREETYPE_LIBS="-L$FREETYPE_LIB_PATH -l$FREETYPE_BASE_NAME"
++      FREETYPE_LIBS="@COMPILER_RPATH_FLAG@$FREETYPE_LIB_PATH -L$FREETYPE_LIB_PATH -l$FREETYPE_BASE_NAME"
+     fi
+   fi
+ 
diff --git a/lang/openjdk11/patches/patch-make_autoconf_lib-x11.m4 b/lang/openjdk11/patches/patch-make_autoconf_lib-x11.m4
new file mode 100644
index 000000000000..09c4baad0f23
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_autoconf_lib-x11.m4
@@ -0,0 +1,15 @@
+$NetBSD: patch-make_autoconf_lib-x11.m4,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Add rpath for X11.
+
+--- make/autoconf/lib-x11.m4.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/autoconf/lib-x11.m4
+@@ -95,6 +95,8 @@ AC_DEFUN_ONCE([LIB_SETUP_X11],
+           -R$OPENWIN_HOME/lib$OPENJDK_TARGET_CPU_ISADIR"
+     fi
+ 
++    X_LIBS="@COMPILER_RPATH_FLAG@${x_libraries} ${X_LIBS}"
++
+     AC_LANG_PUSH(C)
+     OLD_CFLAGS="$CFLAGS"
+     CFLAGS="$CFLAGS $SYSROOT_CFLAGS $X_CFLAGS"
diff --git a/lang/openjdk11/patches/patch-make_common_NativeCompilation.gmk b/lang/openjdk11/patches/patch-make_common_NativeCompilation.gmk
new file mode 100644
index 000000000000..10cdf5c0b944
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_common_NativeCompilation.gmk
@@ -0,0 +1,16 @@
+$NetBSD: patch-make_common_NativeCompilation.gmk,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Disable PaX mprotect.
+
+--- make/common/NativeCompilation.gmk.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/common/NativeCompilation.gmk
+@@ -1012,6 +1012,9 @@ define SetupNativeCompilationBody
+ 		    $$($1_MT) -nologo -manifest $$($1_MANIFEST) -identity:"$$($1_NAME).exe, version=$$($1_MANIFEST_VERSION)" -outputresource:$$@;#1
+                   endif
+                 endif
++                ifeq ($(OPENJDK_TARGET_OS_ENV), bsd.netbsd)
++		  /usr/sbin/paxctl +m $$@
++                endif
+                 # This only works if the openjdk_codesign identity is present on the system. Let
+                 # silently fail otherwise.
+                 ifneq ($(CODESIGN), )
diff --git a/lang/openjdk11/patches/patch-make_data_fontconfig_bsd.fontconfig.properties b/lang/openjdk11/patches/patch-make_data_fontconfig_bsd.fontconfig.properties
new file mode 100644
index 000000000000..cf30162f394f
--- /dev/null
+++ b/lang/openjdk11/patches/patch-make_data_fontconfig_bsd.fontconfig.properties
@@ -0,0 +1,53 @@
+$NetBSD: patch-make_data_fontconfig_bsd.fontconfig.properties,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Use pkgsrc fontconfig.
+
+--- make/data/fontconfig/bsd.fontconfig.properties.orig	2019-09-19 12:22:38.000000000 +0000
++++ make/data/fontconfig/bsd.fontconfig.properties
+@@ -167,26 +167,26 @@ sequence.fallback=chinese-big5,chinese-g
+ # Font File Names
+ 
+ ## FIXME: Should not hardcode /usr/local
+-filename.DejaVu_Sans=/usr/local/lib/X11/fonts/dejavu/DejaVuSans.ttf
+-filename.DejaVu_Sans_Bold=/usr/local/lib/X11/fonts/dejavu/DejaVuSans-Bold.ttf
+-filename.DejaVu_Sans_Oblique=/usr/local/lib/X11/fonts/dejavu/DejaVuSans-Oblique.ttf
+-filename.DejaVu_Sans_Bold_Oblique=/usr/local/lib/X11/fonts/dejavu/DejaVuSans-BoldOblique.ttf
++filename.DejaVu_Sans=@PREFIX@/share/fonts/X11/TTF/DejaVuSans.ttf
++filename.DejaVu_Sans_Bold=@PREFIX@/share/fonts/X11/TTF/DejaVuSans-Bold.ttf
++filename.DejaVu_Sans_Oblique=@PREFIX@/share/fonts/X11/TTF/DejaVuSans-Oblique.ttf
++filename.DejaVu_Sans_Bold_Oblique=@PREFIX@/share/fonts/X11/TTF/DejaVuSans-BoldOblique.ttf
+ 
+-filename.DejaVu_Sans_Mono=/usr/local/lib/X11/fonts/dejavu/DejaVuSansMono.ttf
+-filename.DejaVu_Sans_Mono_Bold=/usr/local/lib/X11/fonts/dejavu/DejaVuSansMono-Bold.ttf
+-filename.DejaVu_Sans_Mono_Oblique=/usr/local/lib/X11/fonts/dejavu/DejaVuSansMono-Oblique.ttf
+-filename.DejaVu_Sans_Mono_Bold_Oblique=/usr/local/lib/X11/fonts/dejavu/DejaVuSansMono-BoldOblique.ttf
++filename.DejaVu_Sans_Mono=@PREFIX@/share/fonts/X11/TTF/DejaVuSansMono.ttf
++filename.DejaVu_Sans_Mono_Bold=@PREFIX@/share/fonts/X11/TTF/DejaVuSansMono-Bold.ttf
++filename.DejaVu_Sans_Mono_Oblique=@PREFIX@/share/fonts/X11/TTF/DejaVuSansMono-Oblique.ttf
++filename.DejaVu_Sans_Mono_Bold_Oblique=@PREFIX@/share/fonts/X11/TTF/DejaVuSansMono-BoldOblique.ttf
+ 
+-filename.DejaVu_Serif=/usr/local/lib/X11/fonts/dejavu/DejaVuSerif.ttf
+-filename.DejaVu_Serif_Bold=/usr/local/lib/X11/fonts/dejavu/DejaVuSerif-Bold.ttf
+-filename.DejaVu_Serif_Italic=/usr/local/lib/X11/fonts/dejavu/DejaVuSerif-Italic.ttf
+-filename.DejaVu_Serif_Bold_Italic=/usr/local/lib/X11/fonts/dejavu/DejaVuSerif-BoldItalic.ttf
++filename.DejaVu_Serif=@PREFIX@/share/fonts/X11/TTF/DejaVuSerif.ttf
++filename.DejaVu_Serif_Bold=@PREFIX@/share/fonts/X11/TTF/DejaVuSerif-Bold.ttf
++filename.DejaVu_Serif_Italic=@PREFIX@/share/fonts/X11/TTF/DejaVuSerif-Italic.ttf
++filename.DejaVu_Serif_Bold_Italic=@PREFIX@/share/fonts/X11/TTF/DejaVuSerif-BoldItalic.ttf
+ 
+-filename.Sazanami_Gothic=/usr/local/share/font-sazanami/sazanami-gothic.ttf
+-filename.Sazanami_Mincho=/usr/local/share/font-sazanami/sazanami-mincho.ttf
+-filename.AR_PL_ShanHeiSun_Uni=/usr/local/share/fonts/TrueType/uming.ttc
+-filename.AR_PL_ZenKai_Uni=/usr/local/share/fonts/TrueType/ukai.ttc
+-filename.NanumGothic=/usr/local/lib/X11/fonts/nanum-ttf/NanumGothic.ttf
+-filename.NanumGothic_Bold=/usr/local/lib/X11/fonts/nanum-ttf/NanumGothicBold.ttf
+-filename.NanumMyeongjo=/usr/local/lib/X11/fonts/nanum-ttf/NanumMyeongjo.ttf
+-filename.NanumMyeongjo_Bold=/usr/local/lib/X11/fonts/nanum-ttf/NanumMyeongjoBold.ttf
++filename.Sazanami_Gothic=@PREFIX@/share/fonts/X11/TTF/sazanami-gothic.ttf
++filename.Sazanami_Mincho=@PREFIX@/share/fonts/X11/TTF/sazanami-mincho.ttf
++filename.AR_PL_ShanHeiSun_Uni=@PREFIX@/share/fonts/X11/TTF/uming.ttc
++filename.AR_PL_ZenKai_Uni=@PREFIX@/share/fonts/X11/TTF/ukai.ttc
++filename.NanumGothic=@PREFIX@/share/fonts/X11/TTF/NanumGothic.ttf
++filename.NanumGothic_Bold=@PREFIX@/share/fonts/X11/TTF/NanumGothicBold.ttf
++filename.NanumMyeongjo=@PREFIX@/share/fonts/X11/TTF/NanumMyeongjo.ttf
++filename.NanumMyeongjo_Bold=@PREFIX@/share/fonts/X11/TTF/NanumMyeongjoBold.ttf
diff --git a/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__bsd.cpp b/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__bsd.cpp
new file mode 100644
index 000000000000..b971e1d447ab
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__bsd.cpp
@@ -0,0 +1,27 @@
+$NetBSD: patch-src_hotspot_os_bsd_os__bsd.cpp,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+On NetBSD, __sigaction14 should be used as sigaction.
+
+--- src/hotspot/os/bsd/os_bsd.cpp.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/hotspot/os/bsd/os_bsd.cpp
+@@ -383,7 +383,7 @@ void os::init_system_properties_values()
+ #ifdef __APPLE__
+   #define DEFAULT_LIBPATH "/lib:/usr/lib"
+ #elif defined(__NetBSD__)
+-  #define DEFAULT_LIBPATH "/usr/lib:/usr/pkg/lib"
++  #define DEFAULT_LIBPATH "@PREFIX@/lib/jni:@PREFIX@/lib:/lib:/usr/lib"
+ #else
+   #define DEFAULT_LIBPATH "/usr/lib:/usr/local/lib"
+ #endif
+@@ -3357,7 +3357,11 @@ void os::Bsd::check_signal_handler(int s
+   struct sigaction act;
+   if (os_sigaction == NULL) {
+     // only trust the default sigaction, in case it has been interposed
++#if defined(__NetBSD__)
++    os_sigaction = (os_sigaction_t)dlsym(RTLD_DEFAULT, "__sigaction14");
++#else
+     os_sigaction = (os_sigaction_t)dlsym(RTLD_DEFAULT, "sigaction");
++#endif
+     if (os_sigaction == NULL) return;
+   }
+ 
diff --git a/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__perf__bsd.cpp b/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__perf__bsd.cpp
new file mode 100644
index 000000000000..fb4523b3b1a4
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_hotspot_os_bsd_os__perf__bsd.cpp
@@ -0,0 +1,27 @@
+$NetBSD: patch-src_hotspot_os_bsd_os__perf__bsd.cpp,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+sys/user.h was removed from NetBSD.
+KERN_PROC_PATHNAME is available from NetBSD>=7.99.23
+
+--- src/hotspot/os/bsd/os_perf_bsd.cpp.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/hotspot/os/bsd/os_perf_bsd.cpp
+@@ -34,7 +34,9 @@
+   #include <mach/mach.h>
+   #include <mach/task_info.h>
+ #else
++#ifndef __NetBSD__
+   #include <sys/user.h>
++#endif
+   #include <sys/sched.h>
+   #include <sys/resource.h>
+   #define NET_RT_IFLIST2 NET_RT_IFLIST
+@@ -857,6 +859,9 @@ int SystemProcessInterface::SystemProces
+ 
+   for (int i = 0; i < pid_count; i++) {
+     // Executable path
++#if !defined(KERN_PROC_PATHNAME)
++#define KERN_PROC_PATHNAME 5
++#endif
+     int pmib[] = { CTL_KERN, KERN_PROC_ARGS, lproc[i].p_pid, KERN_PROC_PATHNAME };
+     const u_int pmiblen = sizeof(pmib) / sizeof(pmib[0]);
+     char pbuf[PATH_MAX];
diff --git a/lang/openjdk11/patches/patch-src_hotspot_os_posix_os__posix.cpp b/lang/openjdk11/patches/patch-src_hotspot_os_posix_os__posix.cpp
new file mode 100644
index 000000000000..3c74aa0553c4
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_hotspot_os_posix_os__posix.cpp
@@ -0,0 +1,24 @@
+$NetBSD: patch-src_hotspot_os_posix_os__posix.cpp,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Something is wrong with pthread_condattr_setclock.
+We hit assertions in fastdebug builds.
+Disable pthread_condattr_setclock for now.
+
+--- src/hotspot/os/posix/os_posix.cpp.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/hotspot/os/posix/os_posix.cpp
+@@ -1773,6 +1773,7 @@ void os::Posix::init(void) {
+ 
+   _pthread_condattr_setclock = NULL;
+ 
++#if !defined(__NetBSD__)
+   // libpthread is already loaded.
+   int (*condattr_setclock_func)(pthread_condattr_t*, clockid_t) =
+     (int (*)(pthread_condattr_t*, clockid_t))dlsym(RTLD_DEFAULT,
+@@ -1780,6 +1781,7 @@ void os::Posix::init(void) {
+   if (condattr_setclock_func != NULL) {
+     _pthread_condattr_setclock = condattr_setclock_func;
+   }
++#endif
+ 
+   // Now do general initialization.
+ 
diff --git a/lang/openjdk11/patches/patch-src_java.base_bsd_native_libjava_ProcessHandleImpl__bsd.c b/lang/openjdk11/patches/patch-src_java.base_bsd_native_libjava_ProcessHandleImpl__bsd.c
new file mode 100644
index 000000000000..c4f3d786c951
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_java.base_bsd_native_libjava_ProcessHandleImpl__bsd.c
@@ -0,0 +1,35 @@
+$NetBSD: patch-src_java.base_bsd_native_libjava_ProcessHandleImpl__bsd.c,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+waitid(2) is available from NetBSD>=7.99.27
+KERN_PROC_PATHNAME is available from NetBSD>=7.99.23
+
+--- src/java.base/bsd/native/libjava/ProcessHandleImpl_bsd.c.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/java.base/bsd/native/libjava/ProcessHandleImpl_bsd.c
+@@ -46,7 +46,7 @@
+ #include <sys/user.h>  // For kinfo_proc
+ #endif
+ 
+-#if defined(__OpenBSD__)
++#if defined(__OpenBSD__) || (defined(__NetBSD__) && __NetBSD_Version < 799002700)
+ #include <sys/event.h> // For kqueue
+ #include <sys/time.h>  // For kqueue
+ #endif
+@@ -413,6 +413,9 @@ void os_getCmdlineAndUserInfo(JNIEnv *en
+     size = sizeof(cmd);
+     mib[0] = CTL_KERN;
+     mib[1] = KERN_PROC;
++#if defined(__NetBSD__) && !defined(KERN_PROC_PATHAME)
++#define KERN_PROC_PATHNAME 5
++#endif
+     mib[2] = KERN_PROC_PATHNAME;
+     mib[3] = pid;
+     if (sysctl(mib, 4, cmd, &size, NULL, 0) == -1) {
+@@ -488,7 +491,7 @@ void os_getCmdlineAndUserInfo(JNIEnv *en
+ #endif
+ }
+ 
+-#if defined(__OpenBSD__)
++#if defined(__OpenBSD__) || (defined(__NetBSD__) && __NetBSD_Version < 80000000)
+ int os_waitForProcessExitNoReap(pid_t pid) {
+     int kq, ret;
+     struct kevent evSet;
diff --git a/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.c b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.c
new file mode 100644
index 000000000000..24ce2033807a
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.c
@@ -0,0 +1,15 @@
+$NetBSD: patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.c,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+waitid(2) is available from NetBSD>=7.99.27
+
+--- src/java.base/unix/native/libjava/ProcessHandleImpl_unix.c.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/java.base/unix/native/libjava/ProcessHandleImpl_unix.c
+@@ -259,7 +259,7 @@ Java_java_lang_ProcessHandleImpl_waitFor
+             return status;
+         }
+      } else {
+-#if defined(__OpenBSD__)
++#if defined(__OpenBSD__) || (defined(__NetBSD__) && __NetBSD_Version < 799002700)
+         return os_waitForProcessExitNoReap(pid);
+ #else
+         /*
diff --git a/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.h b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.h
new file mode 100644
index 000000000000..e16eb279cfa1
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.h
@@ -0,0 +1,14 @@
+$NetBSD: patch-src_java.base_unix_native_libjava_ProcessHandleImpl__unix.h,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+waitid(2) is available from NetBSD>=7.99.27
+
+--- src/java.base/unix/native/libjava/ProcessHandleImpl_unix.h.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/java.base/unix/native/libjava/ProcessHandleImpl_unix.h
+@@ -75,6 +75,6 @@ extern void unix_fillArgArray(JNIEnv *en
+ 
+ extern void os_initNative(JNIEnv *env, jclass clazz);
+ 
+-#if defined(__OpenBSD__)
++#if defined(__OpenBSD__) || (defined(__NetBSD__) && __NetBSD_Version < 799002700)
+ extern int os_waitForProcessExitNoReap(pid_t pid);
+ #endif
diff --git a/lang/openjdk11/patches/patch-src_java.base_unix_native_libjsig_jsig.c b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjsig_jsig.c
new file mode 100644
index 000000000000..76a49ccb5054
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_java.base_unix_native_libjsig_jsig.c
@@ -0,0 +1,18 @@
+$NetBSD: patch-src_java.base_unix_native_libjsig_jsig.c,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+On NetBSD, __sigaction14 should be used as sigaction.
+
+--- src/java.base/unix/native/libjsig/jsig.c.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/java.base/unix/native/libjsig/jsig.c
+@@ -236,7 +236,11 @@ sa_handler_t sigset(int sig, sa_handler_
+ static int call_os_sigaction(int sig, const struct sigaction  *act,
+                              struct sigaction *oact) {
+   if (os_sigaction == NULL) {
++#if defined(__NetBSD__)
++    os_sigaction = (sigaction_t)dlsym(RTLD_NEXT, "__sigaction14");
++#else
+     os_sigaction = (sigaction_t)dlsym(RTLD_NEXT, "sigaction");
++#endif
+     if (os_sigaction == NULL) {
+       printf("%s\n", dlerror());
+       exit(0);
diff --git a/lang/openjdk11/patches/patch-src_java.desktop_unix_native_common_awt_fontpath.c b/lang/openjdk11/patches/patch-src_java.desktop_unix_native_common_awt_fontpath.c
new file mode 100644
index 000000000000..4e1af916fb6b
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_java.desktop_unix_native_common_awt_fontpath.c
@@ -0,0 +1,53 @@
+$NetBSD: patch-src_java.desktop_unix_native_common_awt_fontpath.c,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+Use pkgsrc fonts.
+
+--- src/java.desktop/unix/native/common/awt/fontpath.c.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/java.desktop/unix/native/common/awt/fontpath.c
+@@ -59,8 +59,8 @@
+ extern Display *awt_display;
+ #endif /* !HEADLESS */
+ 
+-#define FONTCONFIG_DLL_VERSIONED VERSIONED_JNI_LIB_NAME("fontconfig", "1")
+-#define FONTCONFIG_DLL JNI_LIB_NAME("fontconfig")
++#define FONTCONFIG_DLL_VERSIONED "@BUILDLINK_PREFIX.fontconfig@/lib/" JNI_LIB_NAME("fontconfig")
++#define FONTCONFIG_DLL "@BUILDLINK_PREFIX.fontconfig@/lib/" JNI_LIB_NAME("fontconfig")
+ 
+ #define MAXFDIRS 512    /* Max number of directories that contain fonts */
+ 
+@@ -141,6 +141,27 @@ static char *fullAixFontPath[] = {
+     NULL, /* terminates the list */
+ };
+ #endif
++static char *pkgsrcFontPath[] = {
++   "@PREFIX@/share/fonts/X11/100dpi",
++   "@PREFIX@/share/fonts/X11/75dpi",
++   "@PREFIX@/share/fonts/X11/Type1",
++   "@PREFIX@/share/fonts/X11/cyrillic",
++   "@PREFIX@/share/fonts/X11/misc",
++   "@PREFIX@/share/fonts/X11/TTF",
++   "/usr/X11R7/lib/X11/fonts/100dpi",
++   "/usr/X11R7/lib/X11/fonts/75dpi",
++   "/usr/X11R7/lib/X11/fonts/Type1",
++   "/usr/X11R7/lib/X11/fonts/cyrillic",
++   "/usr/X11R7/lib/X11/fonts/misc",
++   "/usr/X11R7/lib/X11/fonts/TTF",
++   "/usr/X11R6/lib/X11/fonts/100dpi",
++   "/usr/X11R6/lib/X11/fonts/75dpi",
++   "/usr/X11R6/lib/X11/fonts/Type1",
++   "/usr/X11R6/lib/X11/fonts/cyrillic",
++   "/usr/X11R6/lib/X11/fonts/misc",
++   "/usr/X11R6/lib/X11/fonts/TTF",
++   NULL
++};
+ 
+ static char **getFontConfigLocations();
+ 
+@@ -520,6 +541,7 @@ static char *getPlatformFontPathChars(JN
+ #elif defined(_AIX)
+     knowndirs = fullAixFontPath;
+ #endif
++    knowndirs = pkgsrcFontPath;
+     /* REMIND: this code requires to be executed when the GraphicsEnvironment
+      * is already initialised. That is always true, but if it were not so,
+      * this code could throw an exception and the fontpath would fail to
diff --git a/lang/openjdk11/patches/patch-src_jdk.management_bsd_native_libmanagement__ext_UnixOperatingSystem.c b/lang/openjdk11/patches/patch-src_jdk.management_bsd_native_libmanagement__ext_UnixOperatingSystem.c
new file mode 100644
index 000000000000..d402f2c33231
--- /dev/null
+++ b/lang/openjdk11/patches/patch-src_jdk.management_bsd_native_libmanagement__ext_UnixOperatingSystem.c
@@ -0,0 +1,16 @@
+$NetBSD: patch-src_jdk.management_bsd_native_libmanagement__ext_UnixOperatingSystem.c,v 1.1 2019/10/01 12:36:34 tnn Exp $
+
+sys/user.h was removed from NetBSD.
+
+--- src/jdk.management/bsd/native/libmanagement_ext/UnixOperatingSystem.c.orig	2019-09-19 12:22:38.000000000 +0000
++++ src/jdk.management/bsd/native/libmanagement_ext/UnixOperatingSystem.c
+@@ -29,7 +29,9 @@
+ #include <sys/types.h>
+ #include <sys/sysctl.h>
+ #include <sys/time.h>
++#ifndef __NetBSD__
+ #include <sys/user.h>
++#endif
+ #include <unistd.h>
+ 
+ #include "jvm.h"