Use @...@ consistently in lib/wctype_.h.

[gnulib.git] / m4 / regex.m4

diff --git a/m4/regex.m4 b/m4/regex.m4
index 4ba0a03..30d7a63 100644 (file)
--- a/m4/regex.m4
+++ b/m4/regex.m4
@@ -193,7 +193,7 @@ AC_DEFUN([gl_PREREQ_REGEX],
   AC_REQUIRE([AC_GNU_SOURCE])
   AC_REQUIRE([AC_C_RESTRICT])
   AC_REQUIRE([AM_LANGINFO_CODESET])
-  AC_CHECK_HEADERS_ONCE([wchar.h wctype.h])
+  AC_CHECK_HEADERS_ONCE([wchar.h])
   AC_CHECK_FUNCS_ONCE([iswctype mbrtowc mempcpy wcrtomb wcscoll])
   AC_CHECK_DECLS([isblank], [], [], [#include <ctype.h>])
 ])