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-rw-r--r--m4/gnulib-common.m43
1 files changed, 2 insertions, 1 deletions
diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4
index 30911d1581a..8a5daa230e3 100644
--- a/m4/gnulib-common.m4
+++ b/m4/gnulib-common.m4
@@ -313,7 +313,8 @@ AC_DEFUN([gl_COMMON_BODY], [
#else
# define _GL_ATTRIBUTE_MAYBE_UNUSED _GL_ATTRIBUTE_UNUSED
#endif
-/* Alternative spelling of this macro, for convenience. */
+/* Alternative spelling of this macro, for convenience and for
+ compatibility with glibc/include/libc-symbols.h. */
#define _GL_UNUSED _GL_ATTRIBUTE_MAYBE_UNUSED
/* Earlier spellings of this macro. */
#define _UNUSED_PARAMETER_ _GL_ATTRIBUTE_MAYBE_UNUSED