' To see why this extension failed to compile, please check the mkmf.log which can be found here: /Users/mk/.gem/ruby/2.6.0/extensions/universal-darwin-21/2.6.0/ffi-1.15.5/mkmf.log extconf failed, exit code 1 Gem files will remain installed in /Users/mk/.gem/ruby/2.6.0/gems/ffi-1.15.5 for inspection. Results logged to /Users/mk/.gem/ruby/2.6.0/extensions/universal-darwin-21/2.6.0/ffi-1.15.5/gem_make.out UnityEngine.Debug:LogError (object) Google.Logger:Log (string,Google.LogLevel) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/Logger.cs:136) Google.IOSResolver:Log (string,bool,Google.LogLevel) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/IOSResolver/src/IOSResolver.cs:1242) Google.IOSResolver:LogToDialog (string,bool,Google.LogLevel) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/IOSResolver/src/IOSResolver.cs:1253) Google.IOSResolver/c__AnonStorey4:<>m__A (int,Google.IOSResolver/CommandItem[],GooglePlayServices.CommandLine/Result,GooglePlayServices.CommandLineDialog) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/IOSResolver/src/IOSResolver.cs:1879) Google.IOSResolver/c__AnonStorey6:<>m__B (GooglePlayServices.CommandLine/Result) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/IOSResolver/src/IOSResolver.cs:2564) GooglePlayServices.CommandLineDialog/ProgressReporter:SignalComplete () (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/AndroidResolver/src/CommandLineDialog.cs:116) GooglePlayServices.CommandLineDialog/ProgressReporter:CommandLineToolCompletion (GooglePlayServices.CommandLine/Result) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/AndroidResolver/src/CommandLineDialog.cs:107) GooglePlayServices.CommandLine/c__AnonStorey0/c__AnonStorey1:<>m__3 () (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/AndroidResolver/src/CommandLine.cs:137) Google.RunOnMainThread:ExecuteNext () (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/RunOnMainThread.cs:486) Google.RunOnMainThread:m__12 () (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/RunOnMainThread.cs:536) Google.RunOnMainThread:RunAction (System.Action) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/RunOnMainThread.cs:343) Google.RunOnMainThread:ExecuteAllUnnested (bool) (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/RunOnMainThread.cs:530) Google.RunOnMainThread:ExecuteAll () (at /Users/drsanta/dev/tmp/unity-jar-resolver/source/VersionHandlerImpl/src/RunOnMainThread.cs:512) UnityEditor.EditorApplication:Internal_CallUpdateFunctions () (at /Users/bokken/buildslave/unity/build/Editor/Mono/EditorApplication.cs:359) **gem_make.out** current directory: /Users/mk/.gem/ruby/2.6.0/gems/ffi-1.15.5/ext/ffi_c /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/bin/ruby -I /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0 -r ./siteconf20230129-93425-waphbl.rb extconf.rb checking for ffi.h... *** extconf.rb failed *** Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options. Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/bin/$(RUBY_BASE_NAME) --with-ffi_c-dir --without-ffi_c-dir --with-ffi_c-include --without-ffi_c-include=${ffi_c-dir}/include --with-ffi_c-lib --without-ffi_c-lib=${ffi_c-dir}/lib --enable-system-libffi --disable-system-libffi --with-libffi-config --without-libffi-config --with-pkg-config --without-pkg-config /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:467:in `try_do': The compiler failed to generate an executable file. (RuntimeError) You have to install development tools first. from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:585:in `block in try_compile' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:534:in `with_werror' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:585:in `try_compile' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:1109:in `block in have_header' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:959:in `block in checking_for' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:361:in `block (2 levels) in postpone' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:331:in `open' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:361:in `block in postpone' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:331:in `open' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:357:in `postpone' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:958:in `checking_for' from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/mkmf.rb:1108:in `have_header' from extconf.rb:10:in `system_libffi_usable?' from extconf.rb:42:in `

' To see why this extension failed to compile, please check the mkmf.log which can be found here: /Users/mk/.gem/ruby/2.6.0/extensions/universal-darwin-21/2.6.0/ffi-1.15.5/mkmf.log extconf failed, exit code 1 **mkmf.log** package configuration for libffi is not found "xcrun clang -o conftest -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0/universal-darwin21 -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0/ruby/backward -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0 -I. -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -g -Os -pipe -DHAVE_GCC_ATOMIC_BUILTINS -DUSE_FFI_CLOSURE_ALLOC conftest.c -L. -L/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib -L. -L/AppleInternal/Library/BuildRoots/c188b140-2ff3-11ed-a7e5-ca9c01dc79de/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX12.6.Internal.sdk/usr/local/lib -lruby.2.6 " In file included from conftest.c:1: In file included from /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0/ruby.h:33: /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0/ruby/ruby.h:24:10: fatal error: 'ruby/config.h' file not found #include "ruby/config.h" ^~~~~~~~~~~~~~~ /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX13.1.sdk/System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/include/ruby-2.6.0/ruby/ruby.h:24:10: note: did not find header 'config.h' in framework 'ruby' (loaded from '/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/System/Library/Frameworks') 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main(int argc, char **argv) 4: { 5: return 0; 6: } /* end */ [1]: /storage/temp/204269-스크린샷-2023-01-29-오후-95513.png