Function internalTk

Mac/BuildScript/build-installer.py:201–202

()

# Are we building and linking with our own copy of Tcl/TK?
#   For now, do so if deployment target is 10.6+.
def internalTk():
    return getDeptargetTuple() >= (10, 6)

# Do we use 8.6.8 when building our own copy
# of Tcl/Tk or a modern version.