configure.ac: Don't sanity-check `$mdw_ecl_opts' if there's no `ecl' anwyay.

[runlisp] / .gitignore

Makefile.in
*.tex
*.pdf
/_inst/
/aclocal.m4
/autom4te.cache/
/config/compile
/config/config.h.in
/config/depcomp
/config/install-sh
/config/missing
/configure
/t/testsuite