diff --git a/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.c b/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.c
deleted file mode 100644
index 9ffd828..0000000
--- a/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.c
+++ /dev/null
@@ -1,227 +0,0 @@
-/*
- * Copyright 2008, 2018 Oakland Software Incorporated and others
- *
- * This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License 2.0
- * which accompanies this distribution, and is available at
- * https://www.eclipse.org/legal/epl-2.0/
- *
- * SPDX-License-Identifier: EPL-2.0
- *
- * Contributors:
- *     Oakland Software Incorporated - initial API and implementation
- *     IBM Corporation - enabling JNI calls for gconfInit method (bug 232495)
- *     IBM Corporation - gnomeproxy cannot be built with latest versions of glib (bug 385047)
- *     Red Hat - GSettings implementation and code clean up (bug 394087)
- */
-
-#include <jni.h>
-
-#include <glib.h>
-#include <gio/gio.h>
-
-#ifdef __linux__
-#include <string.h>
-#else
-#include <strings.h>
-#endif
-
-static GSettings *proxySettings = NULL;
-static GSettings *httpProxySettings = NULL;
-static GSettings *httpsProxySettings = NULL;
-static GSettings *socksProxySettings = NULL;
-static GSettings *ftpProxySettings = NULL;
-
-static jclass proxyInfoClass;
-static jclass stringClass;
-static jmethodID proxyInfoConstructor;
-static jmethodID toString;
-
-static jmethodID hostMethod;
-static jmethodID portMethod;
-static jmethodID userMethod;
-static jmethodID passwordMethod;
-
-#define CHECK_NULL(X) { if ((X) == NULL) fprintf (stderr,"JNI error at line %d\n", __LINE__); }
-
-/*
- * Class:     org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
- * Method:    gsettingsInit
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_gsettingsInit(
-		JNIEnv *env, jclass clazz) {
-
-	proxySettings = g_settings_new ("org.gnome.system.proxy");
-	httpProxySettings = g_settings_new ("org.gnome.system.proxy.http");
-	httpsProxySettings = g_settings_new ("org.gnome.system.proxy.https");
-	socksProxySettings = g_settings_new ("org.gnome.system.proxy.socks");
-	ftpProxySettings = g_settings_new ("org.gnome.system.proxy.ftp");
-	jclass cls= NULL;
-	CHECK_NULL(cls = (*env)->FindClass(env, "org/eclipse/core/internal/net/ProxyData"));
-	proxyInfoClass = (*env)->NewGlobalRef(env, cls);
-
-	CHECK_NULL(cls = (*env)->FindClass(env, "java/lang/String"));
-	stringClass = (*env)->NewGlobalRef(env, cls);
-
-	CHECK_NULL(proxyInfoConstructor = (*env)->GetMethodID(env, proxyInfoClass, "<init>", "(Ljava/lang/String;)V"));
-
-	CHECK_NULL(toString = (*env)->GetMethodID(env, proxyInfoClass, "toString", "()Ljava/lang/String;"));
-
-	CHECK_NULL(hostMethod = (*env)->GetMethodID(env, proxyInfoClass, "setHost",
-					"(Ljava/lang/String;)V"));
-	CHECK_NULL(portMethod = (*env)->GetMethodID(env, proxyInfoClass, "setPort",
-					"(I)V"));
-	CHECK_NULL(userMethod = (*env)->GetMethodID(env, proxyInfoClass, "setUserid",
-					"(Ljava/lang/String;)V"));
-	CHECK_NULL(passwordMethod = (*env)->GetMethodID(env, proxyInfoClass, "setPassword",
-					"(Ljava/lang/String;)V"));
-}
-
-/*
- * Class:     org_eclipse_core_internal_net_UnixProxyProvider
- * Method:    getGSettingsProxyInfo
- * Signature: ([Ljava/lang/String);
- */
-JNIEXPORT jobject JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_getGSettingsProxyInfo(
-		JNIEnv *env, jclass clazz, jstring protocol) {
-
-	jboolean isCopy;
-	const char *cprotocol;
-
-	jobject proxyInfo= NULL;
-
-	if (proxySettings == NULL) {
-		Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_gsettingsInit(env, clazz);
-	}
-
-	CHECK_NULL(proxyInfo = (*env)->NewObject(env, proxyInfoClass, proxyInfoConstructor, protocol));
-
-	cprotocol = (*env)->GetStringUTFChars(env, protocol, &isCopy);
-	if (cprotocol == NULL)
-		return NULL;
-
-	gboolean useSame = g_settings_get_boolean(proxySettings,
-				"use-same-proxy");
-
-	if (strcasecmp(cprotocol, "http") == 0 || useSame) {
-		gboolean useProxy = g_settings_get_boolean(httpProxySettings,
-				"enabled");
-		if (!useProxy) {
-			proxyInfo = NULL;
-			goto exit;
-		}
-
-		gchar *host = g_settings_get_string(httpProxySettings,
-				"host");
-		jobject jhost = (*env)->NewStringUTF(env, host);
-		(*env)->CallVoidMethod(env, proxyInfo, hostMethod, jhost);
-		g_free(host);
-
-		gint port = g_settings_get_int(httpProxySettings, "port");
-		(*env)->CallVoidMethod(env, proxyInfo, portMethod, port);
-
-		gboolean reqAuth = g_settings_get_boolean(httpProxySettings,
-				"use-authentication");
-		if (reqAuth) {
-			gchar *user = g_settings_get_string(httpProxySettings,
-					"authentication-user");
-			jobject juser = (*env)->NewStringUTF(env, user);
-			(*env)->CallVoidMethod(env, proxyInfo, userMethod, juser);
-
-			gchar *password = g_settings_get_string(httpProxySettings,
-					"authentication-password");
-			jobject jpassword = (*env)->NewStringUTF(env, password);
-			(*env)->CallVoidMethod(env, proxyInfo, passwordMethod,
-					jpassword);
-			g_free(user);
-			g_free(password);
-		}
-		goto exit;
-	}
-
-	// Everything else applies only if the system proxy mode is manual
-	gchar *mode = g_settings_get_string(proxySettings, "mode");
-	if (strcasecmp(mode, "manual") != 0) {
-		proxyInfo = NULL;
-		goto exit;
-	}
-	g_free(mode);
-
-	gchar *host;
-	gint port;
-	if (strcasecmp(cprotocol, "https") == 0) {
-		host = g_settings_get_string(httpsProxySettings, "host");
-		port = g_settings_get_int(httpsProxySettings, "port");
-	} else if (strcasecmp(cprotocol, "socks") == 0) {
-		host = g_settings_get_string(socksProxySettings, "host");
-		port = g_settings_get_int(socksProxySettings, "port");
-	} else if (strcasecmp(cprotocol, "ftp") == 0) {
-		host = g_settings_get_string(ftpProxySettings, "host");
-		port = g_settings_get_int(ftpProxySettings, "port");
-	} else {
-		proxyInfo = NULL;
-		goto exit;
-	}
-
-	jobject jhost = (*env)->NewStringUTF(env, host);
-	(*env)->CallVoidMethod(env, proxyInfo, hostMethod, jhost);
-	(*env)->CallVoidMethod(env, proxyInfo, portMethod, port);
-	g_free(host);
-
-	exit: if (isCopy == JNI_TRUE)
-		(*env)->ReleaseStringUTFChars(env, protocol, cprotocol);
-	return proxyInfo;
-}
-
-typedef struct {
-	jobjectArray npHostArray;
-	JNIEnv *env;
-	int index;
-} ListProcContext;
-
-// user_data is the ListProcContext
-void listProc(gpointer data, gpointer user_data) {
-	ListProcContext *lpc = user_data;
-	jobject jnpHost = (*lpc->env)->NewStringUTF(lpc->env, (char *)data);
-	(*lpc->env)->SetObjectArrayElement(lpc->env, lpc->npHostArray,
-			lpc->index++, jnpHost);
-}
-
-/*
- * Class:     org_eclipse_core_internal_net_UnixProxyProvider
- * Method:    getGSettingsNonProxyHosts
- * Signature: ()[Ljava/lang/String;
- */
-JNIEXPORT jobjectArray JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_getGSettingsNonProxyHosts(
-		JNIEnv *env, jclass clazz) {
-
-	if (proxySettings == NULL) {
-		Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_gsettingsInit(env, clazz);
-	}
-
-	gchar **npfHostsArray;
-	GSList *npHosts = NULL;
-	gint size, i;
-
-	npfHostsArray = g_settings_get_strv(proxySettings, "ignore-hosts");
-
-	for (i = 0; npfHostsArray[i] != NULL; i++) {
-		npHosts = g_slist_prepend(npHosts, npfHostsArray[i]);
-	}
-
-	npHosts = g_slist_reverse(npHosts);
-	size = g_slist_length(npHosts);
-	jobjectArray ret = (*env)->NewObjectArray(env, size, stringClass, NULL);
-
-	ListProcContext lpc;
-	lpc.env = env;
-	lpc.npHostArray = ret;
-	lpc.index = 0;
-
-	g_slist_foreach(npHosts, listProc, &lpc);
-	g_strfreev(npfHostsArray);
-	g_slist_free(npHosts);
-	return ret;
-}
-
diff --git a/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.h b/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.h
deleted file mode 100644
index 8dab51c..0000000
--- a/bundles/org.eclipse.core.net/natives/unix/gnomeproxy.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/* DO NOT EDIT THIS FILE - it is machine generated */
-#include <jni.h>
-/* Header for class org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider */
-
-#ifndef _Included_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
-#define _Included_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
-#ifdef __cplusplus
-extern "C" {
-#endif
-/* Inaccessible static: isGnomeLibLoaded */
-/*
- * Class:     org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
- * Method:    gsettingsInit
- * Signature: ()V
- */
-JNIEXPORT void JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_gsettingsInit
-  (JNIEnv *, jclass);
-
-/*
- * Class:     org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
- * Method:    getGSettingsProxyInfo
- * Signature: (Ljava/lang/String;)Lorg/eclipse/core/internal/net/ProxyData;
- */
-JNIEXPORT jobject JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_getGSettingsProxyInfo
-  (JNIEnv *, jclass, jstring);
-
-/*
- * Class:     org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider
- * Method:    getGSettingsNonProxyHosts
- * Signature: ()[Ljava/lang/String;
- */
-JNIEXPORT jobjectArray JNICALL Java_org_eclipse_core_internal_net_proxy_unix_UnixProxyProvider_getGSettingsNonProxyHosts
-  (JNIEnv *, jclass);
-
-#ifdef __cplusplus
-}
-#endif
-#endif
diff --git a/bundles/org.eclipse.core.net/natives/unix/linux/makefile b/bundles/org.eclipse.core.net/natives/unix/linux/makefile
deleted file mode 100644
index 040a594..0000000
--- a/bundles/org.eclipse.core.net/natives/unix/linux/makefile
+++ /dev/null
@@ -1,51 +0,0 @@
-#**********************************************************************
-# Copyright (c) 2008, 2018 Oakland Software Incorporated and others.
-#
-# This program and the accompanying materials
-# are made available under the terms of the Eclipse Public License 2.0
-# which accompanies this distribution, and is available at
-# https://www.eclipse.org/legal/epl-2.0/
-#
-# SPDX-License-Identifier: EPL-2.0
-#
-# Contributors:
-#	Oakland Software Incorporated - initial submission
-#	IBM Corporation - refactoring, bug 245849
-#   Red Hat - GSettings implementation and code clean up (bug 394087)
-#
-#**********************************************************************
-#
-# makefile for libgnomeproxy-1.0.0.so
-
-GNOMEPROXY.C = ../gnomeproxy.c
-GNOMEPROXY.O = gnomeproxy.o
-LIB_NAME = gnomeproxy.so
-LIB_NAME_FULL = libgnomeproxy-1.0.0.so
-
-OS_TYPE = linux
-JDK_INCLUDE = -I${JAVA_HOME}/include -I${JAVA_HOME}/include/${OS_TYPE}
-INCLUDE = `pkg-config --cflags gio-2.0`
-COMPILER_FLAGS = -O0 -fPIC -g3 -Wall -c -fmessage-length=0 ${TARGET_ENVIRONMENT}
-
-LIBS := `pkg-config --libs gio-2.0`
-LINKER_FLAGS= ${TARGET_ENVIRONMENT}
-
-all: link
-
-compile:
-	@echo "Building file: $(GNOMEPROXY.O)"
-	@echo "Invoking: GCC C Compiler"
-	gcc $(INCLUDE) $(JDK_INCLUDE) $(COMPILER_FLAGS) -o $(GNOMEPROXY.O) $(GNOMEPROXY.C)
-	@echo "Finished building: $(GNOMEPROXY.O)"
-	@echo " "
-
-link: compile
-	@echo "Building target: $(LIB_NAME_FULL)"
-	@echo "Invoking: GCC C Linker"
-	gcc $(LINKER_FLAGS) -shared -Wl,-soname,$(LIB_NAME) -o $(LIB_NAME_FULL) $(LIBS) $(GNOMEPROXY.O) -lc
-	@echo "Finished building target: $(LIB_NAME_FULL)"
-	@echo " "
-
-clean:
-	-$(RM) $(GNOMEPROXY.O) $(LIB_NAME_FULL)
-	-@echo " "