ignoring file lib.a, file was built for archive which is not the architecture being linked (x86_64)

Question

I\'m trying to code a printf clone. I\'ve built a library file called \"libftprintf.a\" but when I try to use it, I get the following error, on Mac OSX 10.8.5:

Answer 1

Use libtool -static -o instead of ar.

Static library link issue with Mac OS X: symbol(s) not found for architecture x86_64