diff --git a/m4/.cvsignore b/m4/.cvsignore
new file mode 100644
index 000000000..3f25f15b3
--- /dev/null
+++ b/m4/.cvsignore
@@ -0,0 +1,29 @@
+codeset.m4
+gettext.m4
+glibc2.m4
+glibc21.m4
+iconv.m4
+intdiv0.m4
+intmax.m4
+inttypes-pri.m4
+inttypes.m4
+inttypes_h.m4
+isc-posix.m4
+lcmessage.m4
+lib-ld.m4
+lib-link.m4
+lib-prefix.m4
+longdouble.m4
+longlong.m4
+nls.m4
+po.m4
+printf-posix.m4
+progtest.m4
+signed.m4
+size_max.m4
+stdint_h.m4
+uintmax_t.m4
+ulonglong.m4
+wchar_t.m4
+wint_t.m4
+xsize.m4