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-rw-r--r--lib/readline/rlmbutil.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/readline/rlmbutil.h b/lib/readline/rlmbutil.h
index 11adacb..dd317e2 100644
--- a/lib/readline/rlmbutil.h
+++ b/lib/readline/rlmbutil.h
@@ -32,10 +32,19 @@
/* For platforms which support the ISO C amendement 1 functionality we
support user defined character classes. */
/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. */
-#if defined (HAVE_WCTYPE_H) && defined (HAVE_WCHAR_H)
+#if defined (HAVE_WCTYPE_H) && defined (HAVE_WCHAR_H) && defined (HAVE_LOCALE_H)
# include <wchar.h>
# include <wctype.h>
-# if defined (HAVE_MBSRTOWCS) && defined (HAVE_MBRTOWC) && defined (HAVE_MBRLEN) && defined (HAVE_WCWIDTH)
+# if defined (HAVE_ISWCTYPE) && \
+ defined (HAVE_ISWLOWER) && \
+ defined (HAVE_ISWUPPER) && \
+ defined (HAVE_MBSRTOWCS) && \
+ defined (HAVE_MBRTOWC) && \
+ defined (HAVE_MBRLEN) && \
+ defined (HAVE_TOWLOWER) && \
+ defined (HAVE_TOWUPPER) && \
+ defined (HAVE_WCHAR_T) && \
+ defined (HAVE_WCWIDTH)
/* system is supposed to support XPG5 */
# define HANDLE_MULTIBYTE 1
# endif