Help please?

[senadaruc]

I am receiving this error!! any help?

⇒  brew install rtlsdr gr-osmosdr gr-baz --HEAD
Warning: titanous/gnuradio/rtlsdr-HEAD already installed
==> Installing gr-osmosdr from titanous/gnuradio
==> Cloning git://git.osmocom.org/gr-osmosdr
Updating /Library/Caches/Homebrew/gr-osmosdr--git
==> Checking out branch gr3.6
==> cmake .. -DCMAKE_C_FLAGS_RELEASE=-DNDEBUG -DCMAKE_CXX_FLAGS_RELEASE=-DNDEBUG -DCMAKE_INSTALL_PREFIX=/usr/local/Cellar/gr-osmosdr/HEAD -DCMAKE_BUILD_TYPE=
Last 15 lines from /Users/senad/Library/Logs/Homebrew/gr-osmosdr/01.cmake:
--   No package 'libhackrf' found
-- Could NOT find LIBHACKRF (missing:  LIBHACKRF_LIBRARIES LIBHACKRF_INCLUDE_DIRS) 
-- Checking for module 'libairspy'
--   No package 'libairspy' found
-- Could NOT find LIBAIRSPY (missing:  LIBAIRSPY_LIBRARIES LIBAIRSPY_INCLUDE_DIRS) 
-- Checking for module 'libbladeRF'
--   No package 'libbladeRF' found
-- Found libbladeRF: /usr/local/include, /usr/local/lib/libbladeRF.dylib
-- Could NOT find Doxygen (missing:  DOXYGEN_EXECUTABLE) 
CMake Error at CMakeLists.txt:166 (message):
  Gruel required to build gr-osmosdr


-- Configuring incomplete, errors occurred!
See also "/tmp/gr-osmosdr20160416-77898-49w41t/build/CMakeFiles/CMakeOutput.log".

READ THIS: https://git.io/brew-troubleshooting
If reporting this issue please do so at (not Homebrew/brew):
  https://github.com/titanous/homebrew-gnuradio/issues

senad@Senads-MBP-Work:/usr/local/Cellar/soapybladerf/0.3.1/lib/SoapySDR/modules|master