Don't raise exceptions on unknown os/cpu/lib extension, just default the values.
Don't raise exceptions on unknown os/cpu/lib extension, just default the values.

MikaelSmith/ffi,ferventcoder/ffi,majioa/ffi,mvz/ffi,tduehr/ffi,MikaelSmith/ffi,ffi/ffi,yghannam/ffi,sparkchaser/ffi,yghannam/ffi,ffi/ffi,tduehr/ffi,mvz/ffi,sparkchaser/ffi,ferventcoder/ffi,majioa/ffi,sparkchaser/ffi,yghannam/ffi,majioa/ffi,tduehr/ffi,ffi/ffi,sparkchaser/ffi,mvz/ffi,yghannam/ffi,majioa/ffi,MikaelSmith/ffi,mvz/ffi,ferventcoder/ffi,MikaelSmith/ffi,ferventcoder/ffi,tduehr/ffi,yghannam/ffi