Remove experimental Unicode support.

This reverts commit 7f0f43e6f9 and some related
subsequent commits.

This compiles, but I have not done extensive testing.

Conflicts:
	include/config.h
	include/decl.h
	include/extern.h
	include/global.h
	include/tradstdc.h
	include/wintty.h
	src/drawing.c
	src/files.c
	src/hacklib.c
	src/mapglyph.c
	src/options.c
	sys/winnt/nttty.c
	win/tty/getline.c
	win/tty/topl.c
	win/tty/wintty.c

src/hacklib.c

@@ -768,192 +768,4 @@ midnight()
 	return(getlt()->tm_hour == 0);
 }
 
-#ifdef UNICODE_WIDEWINPORT
-nhwchar *
-nhwstrncpy(dest, strSource, cnt)
-nhwchar *dest;
-const char *strSource;
-size_t cnt;
-{
-	nhwchar *d = dest;
-	const char *s = strSource;
-	size_t dcnt = 0;
-
-	while(*s && dcnt < cnt) {
-	    *d++ = (nhwchar)*s++;
-	    dcnt++;
-	}
-	if (dcnt < cnt) *d = 0;
-	return dest;
-}
-
-nhwchar *
-nhwncpy(dest, src, cnt)
-nhwchar *dest;
-const nhwchar *src;
-size_t cnt;
-{
-	nhwchar *d = dest;
-	const nhwchar *s = src;
-	size_t dcnt = 0;
-
-	while(*s && dcnt < cnt) {
-	    *d++ = *s++;
-	    dcnt++;
-	}
-	if (dcnt < cnt) *d = 0;
-	return dest;
-}
-
-nhwchar *
-nhwcpy(dest, src)
-nhwchar *dest;
-const nhwchar *src;
-{
-	nhwchar *d = dest;
-	const nhwchar *s = src;
-
-	while(*s) {
-	    *d++ = *s++;
-	}
-	*d = 0;
-	return dest;
-}
-
-nhwchar *
-nhwstrcpy(dest, strSource)
-nhwchar *dest;
-const char *strSource;
-{
-	nhwchar *d = dest;
-	const char *s = strSource;
-
-	while(*s) {
-	    *d++ = *s++;
-	}
-	*d = 0;
-	return dest;
-}
-
-char *
-strnhwcpy(strDest, src)
-char *strDest;
-const nhwchar *src;
-{
-	char *d = strDest;
-	const nhwchar *s = src;
-
-	while(*s) {
-	    *d++ = (char)*s++;
-	}
-	*d = 0;
-	return strDest;
-}
-
-nhwchar *
-nhwstrcat(dest, strSource)
-nhwchar *dest;
-const char *strSource;
-{
-	nhwchar *d = dest;
-	const char *s = strSource;
-
-	while(*d) d++;
-	while(*s) {
-	    *d++ = *s++;
-	}
-	*d = 0;
-	return dest;
-}
-
-nhwchar *
-nhwcat(dest, src)
-nhwchar *dest;
-const nhwchar *src;
-{
-	nhwchar *d = dest;
-	const nhwchar *s = src;
-
-	while(*d) d++;
-	while(*s) {
-	    *d++ = *s++;
-	}
-	*d = 0;
-	return dest;
-}
-
-nhwchar *
-nhwindex(ss, c)
-const nhwchar *ss;
-int c;
-{
-	const nhwchar *s = ss;
-
-	while (*s) {
-	    if (*s == c) return (nhwchar *)s;
-	    s++;
-	}
-	if (*s == c) return (nhwchar *)s;
-	return (nhwchar *)0;
-}
-
-size_t nhwlen(src)
-const nhwchar *src;
-{
-	register size_t dl = 0;
-
-	while(*src++) dl++;
-	return dl;
-}
-
-int
-nhwcmp(s1, s2)	/* case sensitive comparison */
-register const nhwchar *s1, *s2;
-{
-    register nhwchar t1, t2;
-
-    for (;;) {
-	if (!*s2) return (*s1 != 0);	/* s1 >= s2 */
-	else if (!*s1) return -1;	/* s1  < s2 */
-	t1 = *s1++;
-	t2 = *s2++;
-	if (t1 != t2) return (t1 > t2) ? 1 : -1;
-    }
-    return 0;				/* s1 == s2 */
-}
-
-int
-nhwncmp(s1, s2, n)	/* case sensitive counted nhwchar (wide string) comparison */
-    register const nhwchar *s1, *s2;
-    register int n; /*(should probably be size_t, which is usually unsigned)*/
-{
-    register nhwchar t1, t2;
-
-    while (n--) {
-	if (!*s2) return (*s1 != 0);	/* s1 >= s2 */
-	else if (!*s1) return -1;	/* s1  < s2 */
-	t1 = *s1++;
-	t2 = *s2++;
-	if (t1 != t2) return (t1 > t2) ? 1 : -1;
-    }
-    return 0;				/* s1 == s2 */
-}
-
-int
-nhwstrcmp(s1, s2)
-register const nhwchar *s1;
-const char *s2;
-{
-    register nhwchar t1, t2;
-
-    for (;;) {
-	if (!*s2) return (*s1 != 0);	/* s1 >= s2 */
-	else if (!*s1) return -1;	/* s1  < s2 */
-	t1 = *s1++;
-	t2 = (nhwchar)*s2++;
-	if (t1 != t2) return (t1 > t2) ? 1 : -1;
-    }
-    return 0;				/* s1 == s2 */
-}
-#endif
 /*hacklib.c*/