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-rw-r--r--m4/ax_c_arithmetic_rshift.m43
1 files changed, 2 insertions, 1 deletions
diff --git a/m4/ax_c_arithmetic_rshift.m4 b/m4/ax_c_arithmetic_rshift.m4
index e1f84df..d08eadc 100644
--- a/m4/ax_c_arithmetic_rshift.m4
+++ b/m4/ax_c_arithmetic_rshift.m4
@@ -18,7 +18,8 @@
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice
-# and this notice are preserved.
+# and this notice are preserved. This file is offered as-is, without any
+# warranty.
AC_DEFUN([AX_C_ARITHMETIC_RSHIFT], [
AC_CACHE_CHECK([whether right shift operation is arithmetic],