checking build system type... ../dist/config.guess: unable to guess system type This script, last modified 2009-02-03, has failed to recognize the operating system you are using. It is advised that you download the most up to date version of the config scripts from http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD and http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD If the version you run (../dist/config.guess) is already up to date, please send the following data and any information you think might be pertinent to in order to provide the needed information to handle your system. config.guess timestamp = 2009-02-03 uname -m = aarch64 uname -r = 5.8.0-36-generic uname -s = Linux uname -v = #40-Ubuntu SMP Tue Jan 5 21:58:03 UTC 2021 /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 = 5.8.0-36-generic UNAME_SYSTEM = Linux UNAME_VERSION = #40-Ubuntu SMP Tue Jan 5 21:58:03 UTC 2021 configure: error: cannot guess build type; you must specify one