diff --git a/.cvsignore b/.cvsignore
index 5fd94e38..1fe08881 100644
--- a/.cvsignore
+++ b/.cvsignore
@@ -4,6 +4,7 @@ y.output
 y.tab.h
 lexer.c
 config_gram.c
+config_gram.h
 .cvsignore
 .depend
 INSTALL
@@ -14,7 +15,16 @@ autom4te.cache
 configure
 depcomp
 install-sh
+compile
 missing
 mkinstalldirs
 stamp-h.in
-
+stamp-h1
+ac_cfg.h
+avrdude.conf
+avrdude.conf.tmp
+avrdude.spec
+config.guess
+config.log
+config.status
+config.sub
diff --git a/doc/.cvsignore b/doc/.cvsignore
new file mode 100644
index 00000000..ecbe8063
--- /dev/null
+++ b/doc/.cvsignore
@@ -0,0 +1,22 @@
+.cvsignore
+Makefile
+Makefile.in
+avrdude-html
+avrdude.aux
+avrdude.cp
+avrdude.cps
+avrdude.dvi
+avrdude.fn
+avrdude.info
+avrdude.ky
+avrdude.log
+avrdude.pdf
+avrdude.pg
+avrdude.ps
+avrdude.toc
+avrdude.tp
+avrdude.vr
+mdate-sh
+stamp-vti
+texinfo.tex
+version.texi
diff --git a/windows/.cvsignore b/windows/.cvsignore
new file mode 100644
index 00000000..601c4fbf
--- /dev/null
+++ b/windows/.cvsignore
@@ -0,0 +1,4 @@
+.cvsignore
+.deps
+Makefile
+Makefile.in