[PyQt] Error using 'make' while installing PyQt-mac-gpl-4.9.6 on mac.

[Jonathan Rogers]

After running 'python configure.py' (successfully) i ran the make command in the terminal. I received this error:

/Users/jonathanrogers/Desktop/PyQt-mac-gpl-4.9.6/sip/QtCore/qstring.sip:205:35: error: 
      use of undeclared identifier 'TRUE'
        static bool check_codec = TRUE;
                                  ^
/Users/jonathanrogers/Desktop/PyQt-mac-gpl-4.9.6/sip/QtCore/qstring.sip:213:27: error: 
      use of undeclared identifier 'FALSE'
            check_codec = FALSE;
                          ^
2 errors generated.
make[1]: *** [sipQtCoreQString_0.o] Error 1
make: *** [all] Error 2


… I have no idea why this error is occurring, please help. Let me know if you need any more information.
-Jonathan