Restore <wtype.h> to fix build break on Posix.

src/root/port.c

@@ -1,17 +1,19 @@
 
-// Copyright (c) 1999-2011 by Digital Mars
+// Copyright (c) 1999-2012 by Digital Mars
 // All Rights Reserved
 // written by Walter Bright
 // http://www.digitalmars.com
 
 #include "port.h"
+
 #if __DMC__
 #include <math.h>
 #include <float.h>
 #include <fp.h>
 #include <time.h>
 #include <stdlib.h>
 #include <string.h>
+#include <wchar.h>
 
 double Port::nan = NAN;
 double Port::infinity = INFINITY;
@@ -127,6 +129,7 @@ char *Port::strupr(char *s)
 #include <errno.h>
 #include <string.h>
 #include <ctype.h>
+#include <wchar.h>
 #include <stdlib.h>
 #include <limits> // for std::numeric_limits
 
@@ -343,6 +346,7 @@ char *Port::strupr(char *s)
 #include <stdio.h>
 #include <stdlib.h>
 #include <ctype.h>
+#include <wchar.h>
 #include <float.h>
 #include <assert.h>
 
@@ -510,7 +514,7 @@ char *Port::strupr(char *s)
 
 #endif
 
-#if __sun&&__SVR4
+#if __sun && __SVR4
 
 #define __C99FEATURES__ 1       // Needed on Solaris for NaN and more
 #include <math.h>
@@ -520,6 +524,7 @@ char *Port::strupr(char *s)
 #include <stdio.h>
 #include <stdlib.h>
 #include <ctype.h>
+#include <wchar.h>
 #include <float.h>
 #include <ieeefp.h>
 
@@ -648,4 +653,3 @@ char *Port::strupr(char *s)
 }
 
 #endif
-

src/root/port.h

@@ -1,5 +1,5 @@
 
-// Copyright (c) 1999-2009 by Digital Mars
+// Copyright (c) 1999-2012 by Digital Mars
 // All Rights Reserved
 // written by Walter Bright
 // http://www.digitalmars.com
@@ -12,9 +12,6 @@
 
 #include "longdouble.h"
 
-#ifndef TYPEDEFS
-#define TYPEDEFS
-
 #if _MSC_VER
 #include <float.h>  // for _isnan
 #include <malloc.h> // for alloca
@@ -30,8 +27,6 @@ typedef long long longlong;
 typedef unsigned long long ulonglong;
 #endif
 
-#endif
-
 typedef double d_time;
 
 struct Port