Build issues

[pythoninthegrass]

Hi @sandsmark.

Thoroughly enjoyed your README.md and wanna get this working as-is. Current build issues:

M1 Pro macOS 12.5.1

# vanilla make
mkdir -p build
make ..             # kills my terminal altogether w/o any build artifacts

# cmake
λ cd build

λ cmake ..
-- The C compiler identification is AppleClang 13.1.6.13160021
-- The CXX compiler identification is AppleClang 13.1.6.13160021
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/cc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Configuring done
-- Generating done
-- Build files have been written to: /Users/lance/git/sponsoryeet/build

λ cmake --build .
[ 33%] Building CXX object CMakeFiles/sponsoryeet.dir/main.cc.o
In file included from /Users/lance/git/sponsoryeet/main.cc:21:
/Users/lance/git/sponsoryeet/connection.h:58:49: error: use of undeclared identifier 'TCP_USER_TIMEOUT'
        int ret = ::setsockopt(fd, IPPROTO_TCP, TCP_USER_TIMEOUT, &timeout, sizeof timeout);
                                                ^
In file included from /Users/lance/git/sponsoryeet/main.cc:25:
In file included from /Users/lance/git/sponsoryeet/chromecast.h:5:
In file included from /Users/lance/git/sponsoryeet/castchannel.h:3:
/Users/lance/git/sponsoryeet/ec_protobuf.h:33:10: fatal error: 'byteswap.h' file not found
#include <byteswap.h>
         ^~~~~~~~~~~~
2 errors generated.
gmake[2]: *** [CMakeFiles/sponsoryeet.dir/build.make:76: CMakeFiles/sponsoryeet.dir/main.cc.o] Error 1
gmake[1]: *** [CMakeFiles/Makefile2:83: CMakeFiles/sponsoryeet.dir/all] Error 2
gmake: *** [Makefile:136: all] Error 2

Intel NUC Fedora 35

# make
$ make
g++ -MD -MP -Wall -Wextra -pedantic -std=c++17 -fPIC -g -Wno-variadic-macros -o main.o -c main.cc
g++ -MD -MP -Wall -Wextra -pedantic -std=c++17 -fPIC -g -Wno-variadic-macros -o ssl.o -c ssl.cc
g++ -o sponsoryeet main.o ssl.o -ldl -Wall -Wextra -pedantic -std=c++17 -fPIC -g -Wno-variadic-macros
$ sudo make install
[sudo] password for lance:
install -D -m755 sponsoryeet /usr/bin/sponsoryeet
$ sponsoryeet
Failed to find any valid openssl (last error: (null)
)

# cmake
$ cmake ..
-- The C compiler identification is GNU 11.2.1
-- The CXX compiler identification is GNU 11.2.1
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /usr/bin/cc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Check for working CXX compiler: /usr/bin/c++ - skipped
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Configuring done
-- Generating done
-- Build files have been written to: /home/lance/git/sponsoryeet/build
$ cmake --build .
[ 33%] Building CXX object CMakeFiles/sponsoryeet.dir/main.cc.o
[ 66%] Building CXX object CMakeFiles/sponsoryeet.dir/ssl.cc.o
[100%] Linking CXX executable sponsoryeet
[100%] Built target sponsoryeet
./sponsoryeet
Failed to find any valid openssl (last error: (null)
)
$ openssl version
OpenSSL 1.1.1q  FIPS 5 Jul 2022

Appreciate your help 🙏