LiveCode Forums.

Here's my result:
On branch develop
Your branch is up-to-date with 'origin/develop'.
Changes not staged for commit:
(use "git add/rm <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)

modified: config.sh
modified: gyp/AUTHORS ...

OK, this seems to have made it better. Now it's a problem with the LiveCode source, not me. :P
The following build commands failed:
CompileC /Users/ghostpotato/Documents/Coding/LiveCode/livecode/_cache/mac/Debug/kernel.build/Objects-normal/i386/quicktime.o src/quicktime.cpp normal i386 c++ com ...

I get that error when trying to build with Xcode.
I had success from the command line up until it complained about a missing SDK after checking dependencies and downloading OpenSSL and such.
I'm building from https : / / github . com / livecode / livecode
(I have to add the spaces or it says I can't ...

Then I get:

This pretty much gives me my original error, but in Xcode instead of the command line:

PhaseScriptExecution Rule\ \"flex\" /Users/ghostpotato/Documents/Coding/LiveCode/livecode/_cache/mac/Debug/lc-bootstrap-compile\ Support.build/Script-C38A0E66FFB8AE0CEAA59024.sh
cd /Users/ghostpotato/Documents ...

That throws this when running "make" again:

2017-01-24 06:39:01.058 xcodebuild[1910:24447] [MT] DVTSDK: Skipped SDK /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk; its version (10.9) is below required minimum (10.11) for the macosx platform.
gyp ...

I'm trying to build LiveCode from source, and all the dependencies are checked, etc. until I get this error:

PhaseScriptExecution Rule\ \"flex\" /Users/ghostpotato/Documents/Coding/LiveCode/livecode/_cache/mac/Debug/lc-bootstrap-compile\ Support.build/Script-C38A0E66FFB8AE0CEAA59024.sh
cd /Users ...