cmake error (macos)

[ah1102]

Build error. Package brew install glfw installed

macos Catalina 10.15.7 intel x86_64

Apple@iMac-Apple build % cmake .. \        
  -DOPT_BUILD_AUDIO_SINK=OFF \
  -DOPT_BUILD_BLADERF_SOURCE=OFF \
  -DOPT_BUILD_M17_DECODER=ON \
  -DOPT_BUILD_NEW_PORTAUDIO_SINK=ON \
  -DOPT_BUILD_PLUTOSDR_SOURCE=OFF \
  -DOPT_BUILD_PORTAUDIO_SINK=ON \
  -DOPT_BUILD_SOAPY_SOURCE=OFF
CMake Deprecation Warning at core/libcorrect/CMakeLists.txt:1 (cmake_minimum_required):
  Compatibility with CMake < 2.8.12 will be removed from a future version of
  CMake.

  Update the VERSION argument <min> value or use a ...<max> suffix to tell
  CMake that the project does not need compatibility with older versions.


-- Checking for module 'glfw3'
--   No package 'glfw3' found
CMake Error at /opt/local/share/cmake-3.19/Modules/FindPkgConfig.cmake:556 (message):
  A required package was not found
Call Stack (most recent call first):
  /opt/local/share/cmake-3.19/Modules/FindPkgConfig.cmake:744 (_pkg_check_modules_internal)
  core/CMakeLists.txt:59 (pkg_check_modules)


-- Configuring incomplete, errors occurred!