(jm_INCLUDED_REGEX): Remove now-unnecessary uses of changequote.

diff --git a/m4/regex.m4 b/m4/regex.m4
index 3047d4d4970aad1bbfb49f8d875a4ba821800b78..a039d710f295bd62c9b7f07b08abbc92aff2e612 100644 (file)
--- a/m4/regex.m4
+++ b/m4/regex.m4
@@ -1,4 +1,4 @@
-#serial 5
+#serial 6
 
 dnl Initially derived from code in GNU grep.
 dnl Mostly written by Jim Meyering.
@@ -21,9 +21,7 @@ AC_DEFUN(jm_INCLUDED_REGEX,
     AC_CACHE_CHECK([for working re_compile_pattern],
                   jm_cv_func_working_re_compile_pattern,
       AC_TRY_RUN(
-       changequote(<<, >>)dnl
-       <<
-#include <stdio.h>
+[#include <stdio.h>
 #include <regex.h>
          int
          main ()
@@ -37,9 +35,7 @@ AC_DEFUN(jm_INCLUDED_REGEX,
            /* This should fail with _Invalid character class name_ error.  */
            exit (s ? 0 : 1);
          }
-       >>,
-       changequote([, ])dnl
-
+       ],
               jm_cv_func_working_re_compile_pattern=yes,
               jm_cv_func_working_re_compile_pattern=no,
               dnl When crosscompiling, assume it's broken.