diff --git a/lib/Makefile.am b/lib/Makefile.am
index 4f72f63..5833c72 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -1,7 +1,7 @@
 libstreamsdir=$(pkglibdir)/streams
 dist_libstreams_DATA=streams/primitive.ss streams/derived.ss
 libikarusdir=$(pkglibdir)/ikarus
-dist_libikarus_DATA=ikarus/foreign.ss 
+dist_libikarus_DATA=ikarus/foreign.ss ikarus/ipc.ss
 libCocoadir=$(pkglibdir)/Cocoa
 dist_libCocoa_DATA=Cocoa/helpers.ss
 
diff --git a/lib/Makefile.in b/lib/Makefile.in
index 60c27b1..8801a47 100644
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
@@ -166,7 +166,7 @@ top_srcdir = @top_srcdir@
 libstreamsdir = $(pkglibdir)/streams
 dist_libstreams_DATA = streams/primitive.ss streams/derived.ss
 libikarusdir = $(pkglibdir)/ikarus
-dist_libikarus_DATA = ikarus/foreign.ss 
+dist_libikarus_DATA = ikarus/foreign.ss ikarus/ipc.ss
 libCocoadir = $(pkglibdir)/Cocoa
 dist_libCocoa_DATA = Cocoa/helpers.ss
 dist_pkglib_DATA = streams.ss match.ss pregexp.ss gl.ss glut.ss \
diff --git a/lib/ikarus/foreign.ss b/lib/ikarus/foreign.ss
index f4d036b..fee006e 100644
--- a/lib/ikarus/foreign.ss
+++ b/lib/ikarus/foreign.ss
@@ -1,3 +1,18 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2008,2009  Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 
 (library (ikarus foreign)
   (export 
diff --git a/lib/ikarus/ipc.ss b/lib/ikarus/ipc.ss
new file mode 100644
index 0000000..697ee6a
--- /dev/null
+++ b/lib/ikarus/ipc.ss
@@ -0,0 +1,33 @@
+;;; Ikarus Scheme -- A compiler for R6RS Scheme.
+;;; Copyright (C) 2009 Abdulaziz Ghuloum
+;;; 
+;;; This program is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License version 3 as
+;;; published by the Free Software Foundation.
+;;; 
+;;; This program is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;; 
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+
+
+(library (ikarus ipc)
+
+  (export 
+    getenv setenv unsetenv
+
+    system process process-nonblocking waitpid
+    wstatus-pid wstatus-exit-status wstatus-received-signal kill 
+
+    tcp-connect tcp-connect-nonblocking udp-connect
+    udp-connect-nonblocking tcp-server-socket
+    tcp-server-socket-nonblocking
+    accept-connection accept-connection-nonblocking 
+    close-tcp-server-socket register-callback )
+
+  (import (ikarus)))
diff --git a/scheme/last-revision b/scheme/last-revision
index 0975dda..a41cbc3 100644
--- a/scheme/last-revision
+++ b/scheme/last-revision
@@ -1 +1 @@
-1742
+1743