otool --version Expected output: cctools-6.5 or llvm-otool (cctools-6.5)
For the linker:
How to Download and Install cctools 6.5 (Legacy Apple Toolchain) Cctools 6-5 Download
Check the apple-oss-distributions/cctools GitHub releases or ask in legacy developer forums – but always verify SHA checksums. Found this helpful? Share it with anyone maintaining an old iOS or OS X build pipeline. otool --version Expected output: cctools-6
export PATH=/usr/local/cctools-6.5/bin:$PATH Warning: Only download from verified sources like GitHub releases or your own Xcode backup. export PATH=/usr/local/cctools-6
If you’re maintaining an older iOS jailbreak tweak, compiling for legacy macOS versions, or working with a vintage Xcode setup, you’ve likely run into dependency errors demanding a specific version of cctools (the Apple fork of binutils). Version 6.5 is a common requirement for projects targeting OS X 10.9–10.11 or older ARM64 iOS binaries.
# Clone the specific tag git clone https://github.com/apple-oss-distributions/cctools cd cctools git checkout cctools-6.5 brew install automake autoconf libtool Configure & compile (for x86_64 legacy target) ./configure --prefix=/usr/local/cctools-6.5 --target=x86_64-apple-darwin --disable-ld64 make make install