From https://cmake.org/pipermail/cmake/2008-November/025448.html:
Armin Berres — 11/22/2008, 3:12:41 PM
ZERO_CHECK will rerun cmake. You can/should execute this after
changing something on your CMake files.ALL_BUILD is simply a target which builds all and everything project
in the active solution, I guess one can compare it to “make all”.