Determining the CPU architecture of a static library (LIB) on Windows
Use dumpbin /headers The machine type is almost the first line you’ll get. It will be 14c for x86 and 8664 for x64 n:>dumpbin lib642.lib /headers Microsoft (R) COFF/PE Dumper Version 10.00.30319.01 Copyright (C) Microsoft Corporation. All rights reserved. Dump of file lib642.lib File Type: LIBRARY FILE HEADER VALUES 8664 machine (x64 Or n:>dumpbin Lib32.lib … Read more