On Tue, Oct 13, 2020 at 3:10 PM Ross Burton <ross@xxxxxxxxxxxxx> wrote: > | m4:configure.ac:40: Warning: excess arguments to builtin `m4_define' ignored > | autom4te: error: m4 failed with exit status: 1 > | aclocal: error: echo failed with exit status: 1 > | autoreconf: error: aclocal failed with exit status: 1 > > Line 40 is: > > AC_INIT(GNU MP, GMP_VERSION, [gmp-bugs@xxxxxxxxxx, see > https://gmplib.org/manual/Reporting-Bugs.html], gmp) This is a stab in the dark, but does the problem go away if you change GNU MP to [GNU MP] ? zw