diff --git a/ares/m4/.cvsignore b/ares/m4/.cvsignore
new file mode 100644
index 0000000000000000000000000000000000000000..38066ddf7cadabe6ee4140de6bd3c539cf2716b5
--- /dev/null
+++ b/ares/m4/.cvsignore
@@ -0,0 +1,5 @@
+libtool.m4
+ltoptions.m4
+ltsugar.m4
+ltversion.m4
+lt~obsolete.m4
diff --git a/m4/.cvsignore b/m4/.cvsignore
new file mode 100644
index 0000000000000000000000000000000000000000..38066ddf7cadabe6ee4140de6bd3c539cf2716b5
--- /dev/null
+++ b/m4/.cvsignore
@@ -0,0 +1,5 @@
+libtool.m4
+ltoptions.m4
+ltsugar.m4
+ltversion.m4
+lt~obsolete.m4