gistfile2.txt

~/src/gecko (master)$ ./mach environment
platform:
	Darwin-18.2.0-x86_64-i386-64bit
python version:
	2.7.16 (default, Mar  4 2019, 09:01:38)
[GCC 4.2.1 Compatible Apple LLVM 10.0.0 (clang-1000.11.45.5)]
python prefix:
	/usr/local/Cellar/python@2/2.7.16/Frameworks/Python.framework/Versions/2.7
mach cwd:
	/Users/dale/src/gecko
os cwd:
	/Users/dale/src/gecko
mach directory:
	/Users/dale/src/gecko
state directory:
	/Users/dale/.mozbuild
object directory:
	/Users/dale/src/gecko/objdir/firefox-opt
mozconfig path:
	/Users/dale/src/dotfiles/moz/firefox.mozconfig
mozconfig configure args:
	--enable-artifact-builds
mozconfig extra make args:
	AUTOCLOBBER=1
config topsrcdir:
	/Users/dale/src/gecko
config topobjdir:
	/Users/dale/src/gecko/objdir/firefox-opt

gistfile3.txt

~/src/gecko (master)$ cat ~/.mozbuild/.machrc
[runprefs]
browser.search.log=true