$ file libIlmImf.6.0.0.dylib
libIlmImf.6.0.0.dylib: Mach-O 64-bit dynamically linked shared library x86_64
$ file libIlmImf.6.0.0.dylib
libIlmImf.6.0.0.dylib: Mach-O 64-bit dynamically linked shared library x86_64
$ nm libIlmImf.6.0.0.dylib | c++filt | head -n 5
0000000000001a00 T _ImfApplyLut
0000000000001d00 T _ImfCloseInputFile
0000000000001e00 T _ImfCloseOutputFile
0000000000001c80 T _ImfCloseTiledInputFile
0000000000001d80 T _ImfCloseTiledOutputFile