➜ xcrun otool --version
llvm-otool(1): Apple Inc. version cctools-927.0.2
Apple LLVM version 10.0.1 (clang-1001.0.46.4)
  Optimized build.
  Default target: x86_64-apple-darwin18.6.0
  Host CPU: skylake

  Registered Targets:
    aarch64    - AArch64 (little endian)
    aarch64_be - AArch64 (big endian)
    arm        - ARM
    arm64      - ARM64 (little endian)
    armeb      - ARM (big endian)
    thumb      - Thumb
    thumbeb    - Thumb (big endian)
    x86        - 32-bit X86: Pentium-Pro and above
    x86-64     - 64-bit X86: EM64T and AMD64

➜ xcrun mtoc
xcrun: error: unable to find utility "mtoc", not a developer tool or in PATH

➜ which mtoc
mtoc not found