compiled newlib, need to hook up the system calls

rocklibc/src/_tzcode/_PDCLIB_update_tzname_etc.c

@@ -0,0 +1,44 @@
+/* _PDCLIB_update_tzname_etc( struct state const *, struct ttinfo const * )
+
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#ifndef REGTEST
+
+#include "pdclib/_PDCLIB_tzcode.h"
+
+void _PDCLIB_update_tzname_etc( struct state const * sp, struct ttinfo const * ttisp )
+{
+#if HAVE_TZNAME
+    tzname[ ttisp->isdst ] = (char *) &sp->chars[ ttisp->desigidx ];
+#endif
+#if USG_COMPAT
+    if ( ! ttisp->isdst )
+    {
+        timezone = - ttisp->utoff;
+    }
+#endif
+#if ALTZONE
+    if ( ttisp->isdst )
+    {
+        altzone = - ttisp->utoff;
+    }
+#endif
+}
+
+#endif
+
+#ifdef TEST
+
+#include "_PDCLIB_test.h"
+
+int main( void )
+{
+#ifndef REGTEST
+#endif
+
+    return TEST_RESULTS;
+}
+
+#endif