diff --git a/reactos/include/wine/port.h b/reactos/include/wine/port.h
new file mode 100644
index 00000000000..7fabbad7554
--- /dev/null
+++ b/reactos/include/wine/port.h
@@ -0,0 +1,52 @@
+/* Missing Defines and structures 
+ * These are either missing from the w32api package
+ * the ReactOS build system is broken and needs to
+ * fixed.
+ */
+#ifndef _ROS_WINE_PORT
+#define _ROS_WINE_PORT
+
+#define HFILE_ERROR ((HFILE)-1) /* Already in winbase.h - ros is fubar */
+
+
+/* Wine debugging porting */
+
+#define TRACE        DbgPrint
+#define TRACE_(ch)   DbgPrint
+#define TRACE_ON(ch) DbgPrint
+
+#define WARN         DbgPrint
+#define WARN_(ch)    DbgPrint
+#define WARN_ON(ch)  DbgPrint
+
+#define FIXME        DbgPrint
+#define FIXME_(ch)   DbgPrint
+#define FIXME_ON(ch) DbgPrint
+
+#undef ERR  /* Solaris got an 'ERR' define in <sys/reg.h> */
+#define ERR          DbgPrint
+#define ERR_(ch)     DbgPrint
+#define ERR_ON(ch)   DbgPrint
+
+
+/* some useful string manipulation routines */
+
+static inline unsigned int strlenW( const WCHAR *str )
+{
+#if defined(__i386__) && defined(__GNUC__)
+    int dummy, res;
+    __asm__ __volatile__( "cld\n\t"
+                          "repnz\n\t"
+                          "scasw\n\t"
+                          "notl %0"
+                          : "=c" (res), "=&D" (dummy)
+                          : "0" (0xffffffff), "1" (str), "a" (0) );
+    return res - 1;
+#else
+    const WCHAR *s = str;
+    while (*s) s++;
+    return s - str;
+#endif
+}
+
+#endif /* _ROS_WINE_PORT */