Easy steps to install vulkan-headers package on Mac
Package Information:
Application Name – vulkan-headers
What is vulkan-headers – Not Available for vulkan-headers
Use of vulkan-headers – Vulkan Header files and API registry
URL – https://github.com/KhronosGroup/Vulkan-Headers
Installation Steps:
- Open Terminal using Spotlight search by pressing  <command+space>. Type terminal and hitEnterkey.
- Now, run following command to install homebrew (brew)
- Install vulkan-headers using brew
brew install vulkan-headers 

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

vulkan-headers is ready to use now!