Add blocking "wait for network interface changes" API #139

	on: [push, pull_request]

	name: CI

	jobs:
	check:
	name: Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	override: true
	- uses: actions-rs/cargo@v1
	with:
	command: check

	test:
	name: Test Suite
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	rust: ["1.56.0", stable]
	steps:
	- uses: actions/checkout@v2
	- uses: maxim-lobanov/setup-xcode@v1
	if: ${{ matrix.os == 'macos-latest' && matrix.rust == '1.56.0' }}
	with:
	xcode-version: 13
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: ${{ matrix.rust }}
	override: true
	- name: Build
	uses: actions-rs/cargo@v1
	with:
	command: build
	- name: Test
	uses: actions-rs/cargo@v1
	with:
	command: test
	args: -- --show-output

	fmt:
	name: Rustfmt
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	override: true
	- run: rustup component add rustfmt
	- uses: actions-rs/cargo@v1
	with:
	command: fmt
	args: --all -- --check

	clippy_check:
	name: Clippy Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v1
	- run: rustup component add clippy
	- uses: actions-rs/clippy-check@v1
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	args: --all-features

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