Update from gnulib.

(_): Define only if not already defined.

diff --git a/lib/obstack.c b/lib/obstack.c
index 123a7a5d4d2cda16a31aedbe6020210a2e61f3cd..6a1ca0086cc724d8261504f86cc0e9bbacf5d4d0 100644 (file)
--- a/lib/obstack.c
+++ b/lib/obstack.c
@@ -379,7 +379,9 @@ _obstack_memory_used (struct obstack *h)
 # else
 #  include "gettext.h"
 # endif
-# define _(msgid) gettext (msgid)
+# ifndef _
+#  define _(msgid) gettext (msgid)
+# endif
 
 # ifdef _LIBC
 #  include <libio/iolibio.h>