diff --git a/ext/ise_library/cURL-safe.ecf b/ext/ise_library/cURL-safe.ecf
new file mode 100644
index 00000000..cc9e7c94
--- /dev/null
+++ b/ext/ise_library/cURL-safe.ecf
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-5-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-5-0 http://www.eiffel.com/developers/xml/configuration-1-5-0.xsd" name="curl" uuid="D51EF190-6157-4B47-8E73-FA93DCBB7A71" library_target="curl">
+	<target name="curl">
+		<description>cURL: libcURL wrapper library for Eiffel.
+      Copyright (c) 1984-2006, Eiffel Software and others.
+      Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt).</description>
+		<root all_classes="true"/>
+		<file_rule>
+			<exclude>/\.svn$</exclude>
+			<exclude>/EIFGEN.{0,1}$</exclude>
+			<exclude>/temp$</exclude>
+		</file_rule>
+		<option warning="true" full_class_checking="true" cat_call_detection="false" is_attached_by_default="true" void_safety="all" namespace="EiffelSoftware.Library">
+		</option>
+		<setting name="dotnet_naming_convention" value="true"/>
+		<external_include location="$(ECF_CONFIG_PATH)\curl\spec\include">
+			<condition>
+				<platform value="windows"/>
+			</condition>
+		</external_include>
+		<external_include location="$(ECF_CONFIG_PATH)/curl/spec/include">
+			<condition>
+				<platform excluded_value="windows"/>
+			</condition>
+		</external_include>
+		<external_object location="$(ECF_CONFIG_PATH)/curl/spec/$(ISE_PLATFORM)/lib/eiffel_curl.o">
+			<condition>
+				<platform excluded_value="windows"/>
+				<multithreaded value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH)/curl/spec/$(ISE_PLATFORM)/lib/MTeiffel_curl.o">
+			<condition>
+				<platform excluded_value="windows"/>
+				<multithreaded value="true"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH)\curl\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\eiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<multithreaded value="false"/>
+				<dotnet value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH)\curl\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\mteiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<multithreaded value="true"/>
+				<dotnet value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH)\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\ileiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<dotnet value="true"/>
+			</condition>
+		</external_object>
+		<library name="api_wrapper" location="$ISE_LIBRARY\library\api_wrapper\api_wrapper-safe.ecf"/>
+		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
+		<cluster name="curl" location=".\" recursive="true">
+			<file_rule>
+				<exclude>/spec$</exclude>
+				<exclude>/Clib$</exclude>
+			</file_rule>
+			<file_rule>
+				<exclude>/gtk$</exclude>
+				<exclude>/mac$</exclude>
+				<condition>
+					<platform value="windows"/>
+				</condition>
+			</file_rule>
+			<file_rule>
+				<exclude>/mswin$</exclude>
+				<exclude>/gtk$</exclude>
+				<condition>
+					<platform value="macintosh"/>
+					<custom name="vision_implementation" value="cocoa"/>
+				</condition>
+			</file_rule>
+			<file_rule>
+				<exclude>/mswin$</exclude>
+				<exclude>/mac$</exclude>
+				<condition>
+					<platform excluded_value="windows"/>
+					<custom name="vision_implementation" excluded_value="cocoa"/>
+				</condition>
+			</file_rule>
+		</cluster>
+	</target>
+	<target name="curl_dotnet" extends="curl">
+		<setting name="msil_generation" value="true"/>
+	</target>
+</system>
diff --git a/ext/ise_library/cURL.ecf b/ext/ise_library/cURL.ecf
new file mode 100644
index 00000000..20490fc8
--- /dev/null
+++ b/ext/ise_library/cURL.ecf
@@ -0,0 +1,93 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-5-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-5-0 http://www.eiffel.com/developers/xml/configuration-1-5-0.xsd" name="curl" uuid="D51EF190-6157-4B47-8E73-FA93DCBB7A71" library_target="curl">
+	<target name="curl">
+		<description>cURL: libcURL wrapper library for Eiffel.
+      Copyright (c) 1984-2006, Eiffel Software and others.
+      Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt).</description>
+		<root all_classes="true"/>
+		<file_rule>
+			<exclude>/\.svn$</exclude>
+			<exclude>/EIFGEN.{0,1}$</exclude>
+			<exclude>/temp$</exclude>
+		</file_rule>
+		<option warning="true" namespace="EiffelSoftware.Library">
+		</option>
+		<setting name="dotnet_naming_convention" value="true"/>
+		<external_include location="$(ECF_CONFIG_PATH}\curl\spec\include">
+			<condition>
+				<platform value="windows"/>
+			</condition>
+		</external_include>
+		<external_include location="$(ECF_CONFIG_PATH}/curl/spec/include">
+			<condition>
+				<platform excluded_value="windows"/>
+			</condition>
+		</external_include>
+		<external_object location="$(ECF_CONFIG_PATH}/curl/spec/$(ISE_PLATFORM)/lib/eiffel_curl.o">
+			<condition>
+				<platform excluded_value="windows"/>
+				<multithreaded value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH}/curl/spec/$(ISE_PLATFORM)/lib/MTeiffel_curl.o">
+			<condition>
+				<platform excluded_value="windows"/>
+				<multithreaded value="true"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH}\curl\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\eiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<multithreaded value="false"/>
+				<dotnet value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH}\curl\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\mteiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<multithreaded value="true"/>
+				<dotnet value="false"/>
+			</condition>
+		</external_object>
+		<external_object location="$(ECF_CONFIG_PATH}\curl\spec\$(ISE_C_COMPILER)\$(ISE_PLATFORM)\lib\ileiffel_curl.lib">
+			<condition>
+				<platform value="windows"/>
+				<dotnet value="true"/>
+			</condition>
+		</external_object>
+		<library name="api_wrapper" location="$ISE_LIBRARY\library\api_wrapper\api_wrapper.ecf"/>
+		<library name="base" location="$ISE_LIBRARY\library\base\base.ecf"/>
+		<cluster name="curl" location=".\" recursive="true">
+			<file_rule>
+				<exclude>/spec$</exclude>
+				<exclude>/Clib$</exclude>
+			</file_rule>
+			<file_rule>
+				<exclude>/gtk$</exclude>
+				<exclude>/mac$</exclude>
+				<condition>
+					<platform value="windows"/>
+				</condition>
+			</file_rule>
+			<file_rule>
+				<exclude>/mswin$</exclude>
+				<exclude>/gtk$</exclude>
+				<condition>
+					<platform value="macintosh"/>
+					<custom name="vision_implementation" value="cocoa"/>
+				</condition>
+			</file_rule>
+			<file_rule>
+				<exclude>/mswin$</exclude>
+				<exclude>/mac$</exclude>
+				<condition>
+					<platform excluded_value="windows"/>
+					<custom name="vision_implementation" excluded_value="cocoa"/>
+				</condition>
+			</file_rule>
+		</cluster>
+	</target>
+	<target name="curl_dotnet" extends="curl">
+		<setting name="msil_generation" value="true"/>
+	</target>
+</system>
diff --git a/library/client/http_client/http_client-safe.ecf b/library/client/http_client/http_client-safe.ecf
index c595b1c4..b5c3a2c6 100644
--- a/library/client/http_client/http_client-safe.ecf
+++ b/library/client/http_client/http_client-safe.ecf
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="ISO-8859-1"?>
-<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-8-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-8-0 http://www.eiffel.com/developers/xml/configuration-1-8-0.xsd" name="http_client" uuid="628F5A96-021B-4191-926B-B3BF49272866" library_target="http_client">
+<system xmlns="http://www.eiffel.com/developers/xml/configuration-1-9-0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.eiffel.com/developers/xml/configuration-1-9-0 http://www.eiffel.com/developers/xml/configuration-1-9-0.xsd" name="http_client" uuid="628F5A96-021B-4191-926B-B3BF49272866" library_target="http_client">
 	<target name="http_client">
 		<root all_classes="true"/>
 		<file_rule>
@@ -10,12 +10,20 @@
 		<option warning="true" full_class_checking="true" is_attached_by_default="true" void_safety="all" syntax="provisional">
 		</option>
 		<library name="base" location="$ISE_LIBRARY\library\base\base-safe.ecf"/>
-		<library name="cURL" location="../../../ext/ise_library/curl/curl-safe.ecf"/>
-		<library name="encoder" location="../../text/encoder/encoder-safe.ecf"/>
+		<library name="curl" location="$ISE_LIBRARY\library\cURL\curl-safe.ecf">
+			<condition>
+				<version type="compiler" min="7.0.8.7340"/>
+			</condition>
+		</library>
+		<library name="curl_local" location="..\..\..\ext\ise_library\curl-safe.ecf">
+			<condition>
+				<version type="compiler" max="7.0.8.7339"/>
+			</condition>
+		</library>
+		<library name="encoder" location="..\..\text\encoder\encoder-safe.ecf"/>
 		<cluster name="src" location=".\src\" recursive="true"/>
 	</target>
-
-	<target name="tests" extends="http_client" >
+	<target name="tests" extends="http_client">
 		<root class="ANY" feature="default_create"/>
 		<file_rule>
 			<exclude>/.git$</exclude>
@@ -26,7 +34,6 @@
 			<assertions precondition="true"/>
 		</option>
 		<library name="testing" location="$ISE_LIBRARY\library\testing\testing-safe.ecf"/>
-		<tests name="tests" location="./tests"/>
+		<tests name="tests" location=".\tests\"/>
 	</target>
-	
 </system>
diff --git a/library/client/http_client/http_client.ecf b/library/client/http_client/http_client.ecf
index 33a4e180..b130180b 100644
--- a/library/client/http_client/http_client.ecf
+++ b/library/client/http_client/http_client.ecf
@@ -10,7 +10,16 @@
 		<option warning="true" full_class_checking="true" void_safety="none" syntax="provisional">
 		</option>
 		<library name="base" location="$ISE_LIBRARY/library/base/base.ecf"/>
-		<library name="cURL" location="../../../ext/ise_library/curl/curl.ecf"/>
+		<library name="curl" location="$ISE_LIBRARY\library\cURL\curl.ecf">
+			<condition>
+				<version type="compiler" min="7.0.8.7340"/>
+			</condition>
+		</library>
+		<library name="curl_local" location="..\..\..\ext\ise_library\curl.ecf">
+			<condition>
+				<version type="compiler" max="7.0.8.7339"/>
+			</condition>
+		</library>
 		<library name="encoder" location="../../text/encoder/encoder.ecf"/>
 		<cluster name="src" location=".\src\" recursive="true"/>
 	</target>