Try to fix build of port where "char" is unsigned.
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@ -1,4 +1,4 @@
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/* $NetBSD: read.c,v 1.59 2011/07/08 15:54:56 christos Exp $ */
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/* $NetBSD: read.c,v 1.60 2011/07/09 16:04:34 tron Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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@ -37,7 +37,7 @@
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#if 0
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static char sccsid[] = "@(#)read.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: read.c,v 1.59 2011/07/08 15:54:56 christos Exp $");
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__RCSID("$NetBSD: read.c,v 1.60 2011/07/09 16:04:34 tron Exp $");
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#endif
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#endif /* not lint && not SCCSID */
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@ -352,7 +352,7 @@ read_char(EditLine *el, Char *cp)
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}
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goto again;
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}
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} else if (*cbuf >= 0 || /* ASCII */
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} else if ((signed char)cbuf[0] >= 0 || /* ASCII */
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/* we don't support other multibyte charsets */
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++cbp != 1 ||
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/* Try non-ASCII characters in a 8-bit character set */
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