It fails to send mail with mailx: root@qemu0:~# mailx -s "test" root test mail EOT /usr/lib/sendmail: No such file or directory root@qemu0:~# "/root/dead.letter" 9/205 . . . message not sent.
1. configure with: --enable-board=qemux86 --enable-rootfs=glibc-std --enable-kernel=standard 2. build $ make fs 3. make start-target 4. mailx -s "test" root test mail <ctrl+D>