autoreconf --include doesn't pass its argument to aclocal.

Let ACLOCAL_AMFLAGS in Makefile.am handle that.

diff --git a/prepare b/prepare
index 4c90dca3a791b3af58ad8d183b86eb72158c5d95..4d0f94b376584eb80e9540d11e2b4bf4c3422180 100755 (executable)
--- a/prepare
+++ b/prepare
@@ -1,7 +1,6 @@
 #!/bin/sh
 
-if autoreconf --install --include=m4 \
-  && ./configure "$@"
+if autoreconf --install && ./configure "$@"
 then
   echo
   echo "The mutt source code was successfully prepared and configured."