gunmake/tests/scripts/variables/undefine, branch master

gunmake/tests/scripts/variables/undefine, branch master GNU make with more features of SunOS make https://git.pashev.ru/gunmake/atom?h=master 2009-10-06T06:56:57Z Implement the new undefine directive. 2009-10-06T06:56:57Z Boris Kolpackov boris@kolpackov.net 2009-10-06T06:56:57Z urn:sha1:4254e88cfa7704ea4a55d94a9aee5b19b081b3db