> From: Keith Marshall <keith****@users*****> > Date: Sat, 5 Jan 2019 21:28:17 +0000 > > > I meant emitting the warning from stdio.h, like is done for > > __USE_MINGW_FSEEK. > > That wouldn't be practical, unfortunately. The condition for emitting > the warning has to be tested *before* any implied default definition for > _POSIX_C_SOURCE is provided, and that provision occurs in _mingw.h Too bad. I guess I will have to solve it locally, and keep that solution for the observable future. Thanks.