/* Whether to use ISO C Amendment 1 wide char functions.
Those should not be used for Emacs since it uses its own. */
#define WIDE_CHAR_SUPPORT \
- (HAVE_WCTYPE_H && HAVE_WCHAR_H && HAVE_BTOWC && !emacs)
+ (defined _LIBC || HAVE_WCTYPE_H && HAVE_WCHAR_H && HAVE_BTOWC && !emacs)
/* For platform which support the ISO C amendement 1 functionality we
support user defined character classes. */
-#if defined _LIBC || WIDE_CHAR_SUPPORT
+#if WIDE_CHAR_SUPPORT
/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. */
# include <wchar.h>
# include <wctype.h>
} \
} while (0)
-#if defined _LIBC || WIDE_CHAR_SUPPORT
+#if WIDE_CHAR_SUPPORT
/* The GNU C library provides support for user-defined character classes
and the functions from ISO C amendement 1. */
# ifdef CHARCLASS_NAME_MAX