MSVC: Add include guards to config.w32.h to prevent macro redefinition warnings #20711
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…n warnings This PR adds standard include guards to win32/build/config.w32.h.in (which generates config.w32.h). This prevents multiple inclusions in the same translation unit, avoiding C4005 warnings for macros redefined by config.pickle.h, arisen due to subsequent inclusion of config.w32.h.
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This PR adds standard include guards to win32/build/config.w32.h.in (which generates config.w32.h). This prevents multiple inclusions in the same translation unit, avoiding C4005 warnings for macros redefined by config.pickle.h, arisen due to subsequent inclusion of config.w32.h.