Don't distribute aclocal.m4 (now that we have AM_MAINTAINER_MODE)
diff --git a/.gitignore b/.gitignore
index 5d2c177..e243701 100644
--- a/.gitignore
+++ b/.gitignore
@@ -21,6 +21,7 @@
 /config.guess
 /config.sub
 /stamp-h1
+/aclocal.m4
 *.Po
 .deps
 .dirstamp