diff -U 3 -r nethack-3.4.3\sys\winnt\nhraykey.c nethack-3.4.3-win32\sys\winnt\nhraykey.c
--- nethack-3.4.3\sys\winnt\nhraykey.c	Sun Dec 07 18:39:13 2003
+++ nethack-3.4.3-win32\sys\winnt\nhraykey.c	Wed Jan 09 19:27:34 2008
@@ -538,16 +538,22 @@
 			shiftstate = ir->Event.KeyEvent.dwControlKeyState;
 			vk = ir->Event.KeyEvent.wVirtualKeyCode;
 			keycode = MapVirtualKey(vk, 2);
-			if (is_altseq(shiftstate)) {
-				if  (ch || inmap(keycode,vk)) altseq = 1;
-				else altseq = -1;	/* invalid altseq */
-			}
-			if (ch || iskeypad(scan) || altseq) {
-				done = 1;	    /* Stop looking         */
-				retval = 1;         /* Found what we sought */
-			} else {
-				/* Strange Key event; let's purge it to avoid trouble */
+			if (scan == 0 && vk == 0) {
+				/* It's the bogus_key.  Discard it */
 				ReadConsoleInput(hConIn,ir,1,&count);
+			}
+			else {
+				if (is_altseq(shiftstate)) {
+					if  (ch || inmap(keycode,vk)) altseq = 1;
+					else altseq = -1;	/* invalid altseq */
+				}
+				if (ch || iskeypad(scan) || altseq) {
+					done = 1;	    /* Stop looking         */
+					retval = 1;         /* Found what we sought */
+				} else {
+					/* Strange Key event; let's purge it to avoid trouble */
+					ReadConsoleInput(hConIn,ir,1,&count);
+				}
 			}
 
 		}
diff -U 3 -r nethack-3.4.3\sys\winnt\nttty.c nethack-3.4.3-win32\sys\winnt\nttty.c
--- nethack-3.4.3\sys\winnt\nttty.c	Sun Dec 07 18:39:13 2003
+++ nethack-3.4.3-win32\sys\winnt\nttty.c	Wed Jan 09 19:38:33 2008
@@ -30,6 +30,7 @@
  * CreateFile
  * GetConsoleScreenBufferInfo
  * GetStdHandle
+ * GetVersion
  * SetConsoleCursorPosition
  * SetConsoleTextAttribute
  * SetConsoleCtrlHandler
@@ -131,6 +132,8 @@
 static DWORD ccount, acount;
 static COORD cursor = {0,0};
 
+static BOOL is_nt;
+
 /*
  * Called after returning from ! or ^Z
  */
@@ -140,6 +143,7 @@
 #ifndef TEXTCOLOR
 	int k;
 #endif
+	is_nt = (GetVersion() & 0x80000000) == 0;
 	erase_char = '\b';
 	kill_char = 21;		/* cntl-U */
 	iflags.cbreak = TRUE;
@@ -429,8 +433,18 @@
 	    default:
 			WriteConsoleOutputAttribute(hConOut,&attr,1,
 							cursor,&acount);
-			WriteConsoleOutputCharacter(hConOut,&ch,1,
-							cursor,&ccount);
+			/* Avoid WriteConsoleOutputCharacterA in NT --
+			   it's broken */
+			if (is_nt) {
+				WCHAR wch[2];
+				MultiByteToWideChar(CP_OEMCP, MB_USEGLYPHCHARS,
+						&ch, 1, wch, 2);
+				WriteConsoleOutputCharacterW(hConOut,wch,1,
+								cursor,&ccount);
+			} else {
+				WriteConsoleOutputCharacterA(hConOut,&ch,1,
+								cursor,&ccount);
+			}
 			cursor.X++;
 	}
 }
@@ -476,7 +490,17 @@
 	cursor.X = ttyDisplay->curx;
 	cursor.Y = ttyDisplay->cury;
 	WriteConsoleOutputAttribute(hConOut,&attr,1,cursor,&acount);
-	WriteConsoleOutputCharacter(hConOut,&ch,1,cursor,&ccount);
+	/* Avoid WriteConsoleOutputCharacterA in NT -- it's broken */
+	if (is_nt) {
+		WCHAR wch[2];
+		MultiByteToWideChar(CP_OEMCP, MB_USEGLYPHCHARS,
+				&ch, 1, wch, 2);
+		WriteConsoleOutputCharacterW(hConOut,wch,1,
+						cursor,&ccount);
+	} else {
+		WriteConsoleOutputCharacterA(hConOut,&ch,1,
+						cursor,&ccount);
+	}
 }
 
 void