I get the following error message, config.guess and config.sub are updated.
If the version you run (./config.guess) is already up to date, please send the following data and any information you think might be pertinent to <config-patches@gnu.org> in order to provide the needed information to handle your system. config.guess timestamp = 2011-05-11 uname -m = aarch64 uname -r = 5.4.0-1026-raspi uname -s = Linux uname -v = #29-Ubuntu SMP PREEMPT Mon Dec 14 17:01:16 UTC 2020 /usr/bin/uname -p = aarch64 /bin/uname -X = hostinfo = /bin/universe = /usr/bin/arch -k = /bin/arch = aarch64 /usr/bin/oslevel = /usr/convex/getsysinfo = UNAME_MACHINE = aarch64 UNAME_RELEASE = 5.4.0-1026-raspi UNAME_SYSTEM = Linux UNAME_VERSION = #29-Ubuntu SMP PREEMPT Mon Dec 14 17:01:16 UTC 2020 configure: error: cannot guess build type; you must specify one Best, Andreas