configure: error: installation or configuration problem: C compiler cannot create executables. says http://build-failures.rhaalovely.net//aarch64/2017-12-09/editors/emacs21,no_x11,-el.log
configure: error: installation or configuration problem: C compiler cannot create executables. says http://build-failures.rhaalovely.net//aarch64/2017-12-09/editors/emacs21,no_x11,-el.log