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-rw-r--r--libc/misc/regex/regex.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libc/misc/regex/regex.c b/libc/misc/regex/regex.c
index 81298314b..0e8a18f5d 100644
--- a/libc/misc/regex/regex.c
+++ b/libc/misc/regex/regex.c
@@ -59,11 +59,11 @@
# include <sys/types.h>
# endif
-# define WIDE_CHAR_SUPPORT (HAVE_WCTYPE_H && HAVE_WCHAR_H && HAVE_BTOWC)
/* For platform which support the ISO C amendement 1 functionality we
support user defined character classes. */
-# if defined _LIBC || WIDE_CHAR_SUPPORT
+#if defined __UCLIBC_HAS_WCHAR__
+# define WIDE_CHAR_SUPPORT 1
/* Solaris 2.5 has a bug: <wchar.h> must be included before <wctype.h>. */
# include <wchar.h>
# include <wctype.h>