[PATCH 4/6] regex: avoid redefining __wctype

[Paul Eggert]

Reported by Aharon Robbins in
<http://sourceware.org/ml/libc-alpha/2012-12/msg00456.html>.
* lib/regex_internal.h (__wctype, __iswctype) [!_LIBC]:
#undef before defining.
---
 ChangeLog            | 6 ++++++
 lib/regex_internal.h | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 71ae04d..0824b08 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 2012-12-29  Paul Eggert  <address@hidden>
 
+       regex: avoid redefining __wctype
+       Reported by Aharon Robbins in
+       <http://sourceware.org/ml/libc-alpha/2012-12/msg00456.html>.
+       * lib/regex_internal.h (__wctype, __iswctype) [!_LIBC]:
+       #undef before defining.
+
        regex: port to hosts where malloc (0) == NULL
        Reported by Aharon Robbins in
        <http://sourceware.org/ml/libc-alpha/2012-12/msg00456.html>.
diff --git a/lib/regex_internal.h b/lib/regex_internal.h
index 9c746f5..0f6d398 100644
--- a/lib/regex_internal.h
+++ b/lib/regex_internal.h
@@ -100,6 +100,8 @@
 
 /* Rename to standard API for using out of glibc.  */
 #ifndef _LIBC
+# undef __wctype
+# undef __iswctype
 # define __wctype wctype
 # define __iswctype iswctype
 # define __btowc btowc
-- 
1.7.11.7