$NetBSD: patch-ac,v 1.4 2014/09/10 12:18:54 joerg Exp $

--- libstdc++-v3/config/os/bsd/netbsd/ctype_base.h.orig	2002-06-24 05:50:58.000000000 +0000
+++ libstdc++-v3/config/os/bsd/netbsd/ctype_base.h
@@ -43,6 +43,33 @@
 
     // NB: Offsets into ctype<char>::_M_table force a particular size
     // on the mask type. Because of this, we don't use an enum.
+#if defined(_CTYPE_BL)
+    typedef unsigned short      mask;
+    static const mask upper     = _CTYPE_U;
+    static const mask lower     = _CTYPE_L;
+    static const mask alpha     = _CTYPE_A;
+    static const mask digit     = _CTYPE_D;
+    static const mask xdigit    = _CTYPE_X;
+    static const mask space     = _CTYPE_S;
+    static const mask print     = _CTYPE_R;
+    static const mask graph     = _CTYPE_G;
+    static const mask cntrl     = _CTYPE_C;
+    static const mask punct     = _CTYPE_P;
+    static const mask alnum     = _CTYPE_A | _CTYPE_D;
+#elif defined(_CTYPE_U)
+    typedef unsigned char      	mask;
+    static const mask upper    	= _CTYPE_U;
+    static const mask lower 	= _CTYPE_L;
+    static const mask alpha 	= _CTYPE_U | _CTYPE_L;
+    static const mask digit 	= _CTYPE_N;
+    static const mask xdigit 	= _CTYPE_N | _CTYPE_X;
+    static const mask space 	= _CTYPE_S;
+    static const mask print 	= _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_N | _CTYPE_B;
+    static const mask graph 	= _CTYPE_P | _CTYPE_U | _CTYPE_L | _CTYPE_N;
+    static const mask cntrl 	= _CTYPE_C;
+    static const mask punct 	= _CTYPE_P;
+    static const mask alnum 	= _CTYPE_U | _CTYPE_L | _CTYPE_N;
+#else
     typedef unsigned char      	mask;
     static const mask upper    	= _U;
     static const mask lower 	= _L;
@@ -55,4 +82,5 @@
     static const mask cntrl 	= _C;
     static const mask punct 	= _P;
     static const mask alnum 	= _U | _L | _N;
+#endif
   };