autolib beginnings
confiugre.sh not emits various TARGET_xxx and COMPILER_xxx varialbles for (32/64 bit x86, posix, w32, gcc, clang, msvs...)
merge of '31644261e7812e75a27a629adb667311f92815d0'
     and '7b6bc5b24e4f5c47f3bb495465101db8ce85ff77'
small autolib progress
merge of '0b38b173e00a40d2e2e95e41c709127f7d39da2e'
     and '25b0309009b126b6c24514e367e50a62bd9722ea'