Remove "old" GNU malloc in src/malloc.c, and all references to it. Drop the GNU_MALLOC define, which was only used to distinguish between "old" and "new" GNU malloc. See xemacs-patches message with ID <870180fe0911061348g168f85e2m5153e2b554b94803@mail.gmail.com>.

#!/bin/sh
if
test -r $2
then
if
cmp $1 $2 > /dev/null
then
echo $2 is unchanged
rm -f $1
else
mv -f $1 $2
fi
else
mv -f $1 $2
fi