new file mode 100644
--- /dev/null
+++ b/packages/language/c/libc/current/tests/stdlib/atexit.c
@@ -0,0 +1,143 @@
+//=================================================================
+//
+//        atexit.c
+//
+//        Testcase for C library atexit()
+//
+//=================================================================
+//####COPYRIGHTBEGIN####
+//
+// -------------------------------------------
+// The contents of this file are subject to the Cygnus eCos Public License
+// Version 1.0 (the "License"); you may not use this file except in
+// compliance with the License.  You may obtain a copy of the License at
+// http://sourceware.cygnus.com/ecos
+// 
+// Software distributed under the License is distributed on an "AS IS"
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the
+// License for the specific language governing rights and limitations under
+// the License.
+// 
+// The Original Code is eCos - Embedded Cygnus Operating System, released
+// September 30, 1998.
+// 
+// The Initial Developer of the Original Code is Cygnus.  Portions created
+// by Cygnus are Copyright (C) 1998 Cygnus Solutions.  All Rights Reserved.
+// -------------------------------------------
+//
+//####COPYRIGHTEND####
+//=================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     jlarmour@cygnus.co.uk
+// Contributors:    jlarmour@cygnus.co.uk
+// Date:          1998/8/31
+// Description:   Contains testcode for C library atexit() function
+//
+//
+//####DESCRIPTIONEND####
+
+// Declarations for test system:
+//
+// TESTCASE_TYPE=CYG_TEST_MODULE
+
+
+// CONFIGURATION
+
+#include <pkgconf/libc.h>   // Configuration header
+
+// INCLUDES
+
+#include <stdlib.h>                 // Main header for stdlib functions
+#include <cyg/infra/testcase.h>     // Testcase API
+#include <sys/cstartup.h>           // C library initialisation
+
+
+// STATICS
+
+static int stage;
+static int failed;
+
+// FUNCTIONS
+
+externC void
+cyg_package_start( void )
+{
+#ifdef CYGPKG_LIBC
+    cyg_iso_c_start();
+#else
+    (void)main(0, NULL);
+#endif
+} // cyg_package_start()
+
+
+static void
+myfun1( void )
+{
+    if (!failed)
+    {
+        CYG_TEST_PASS_FAIL( stage==0, "first function called correctly" );
+        stage=1;
+    } // if
+} // myfun1()
+
+static void
+myfun2( void )
+{
+    if (!failed)
+    {
+        CYG_TEST_PASS_FAIL( stage==1, "Second function called correctly" );
+        stage=2;
+    } // if
+} // myfun2()
+
+static void
+myfun3( void )
+{
+    if (!failed)
+    {
+        CYG_TEST_PASS_FAIL( stage==2, "Second function called correctly" );
+        stage=3;
+    } // if
+
+    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C "
+                    "library atexit() function");
+
+} // myfun3()
+
+int
+main( int argc, char *argv[] )
+{
+#ifdef CYGPKG_LIBC
+#endif
+
+    CYG_TEST_INIT();
+
+    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C "
+                  "library atexit() function");
+
+#if defined(CYGPKG_LIBC)
+
+    // we only have one test in us! We can only exit once :-)
+
+    CYG_TEST_PASS_FAIL( atexit(&myfun3)==0, 
+                        "Simple registration of first atexit() function" );
+
+    CYG_TEST_PASS_FAIL( atexit(&myfun2)==0, 
+                       "Simple registration of second atexit() function" );
+
+    CYG_TEST_PASS_FAIL( atexit(&myfun1)==0, 
+                        "Simple registration of third atexit() function" );
+
+    return 0;
+#else
+    CYG_TEST_PASS("Testing is not applicable to this configuration");
+
+    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C "
+                    "library atexit() function");
+
+#endif // if defined(CYGPKG_LIBC)
+
+} // main()
+
+// EOF atexit.c