fix options, add m4 directory
diff --git a/Makefile.am b/Makefile.am
index 438922f..ddc8f84 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -28,9 +28,9 @@
# distclean: remove everything except what goes in the distribution
#
-AUTOMAKE_OPTIONS = 1.7
+AUTOMAKE_OPTIONS = foreign 1.7
-SUBDIRS = doc include man src test build flac.pbproj obj
+SUBDIRS = doc include m4 man src test build flac.pbproj obj
DISTCLEANFILES = libtool-disable-static
@@ -49,5 +49,3 @@
depcomp \
ltmain.sh \
strip_non_asm_libtool_args.sh
-
-AUTOMAKE_OPTIONS = foreign