fix typos

[gnulib.git] / m4 / jm-macros.m4

diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 63319cd..ebc1946 100644 (file)
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -1,4 +1,4 @@
-#serial 15
+#serial 16
 
 dnl Misc type-related macros for fileutils, sh-utils, textutils.
 
@@ -198,13 +198,9 @@ AC_DEFUN(jm_CHECK_ALL_TYPES,
   # Emit this code into config.h.in.
   # The ifndef is to avoid redefinition warnings.
   AH_VERBATIM([_GNU_SOURCE], [#ifndef _GNU_SOURCE
-# undef _GNU_SOURCE
+# define _GNU_SOURCE
 #endif])
 
-  # Enable GNU extensions.
-  AC_DEFINE([_GNU_SOURCE], 1,
-    [Enable GNU extensions on systems that have them.])
-
   dnl This test must come as early as possible after the compiler configuration
   dnl tests, because the choice of the file model can (in principle) affect
   dnl whether functions and headers are available, whether they work, etc.