https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57025
Alan Coopersmith <alan.coopersmith at oracle dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |alan.coopersmith at oracle dot com --- Comment #11 from Alan Coopersmith <alan.coopersmith at oracle dot com> --- While Solaris 11.3 support has been dropped from gcc now, Jonathan Perkins from pkgsrc found that just removing the definition of __STDC_VERSION__ didn't work with some of the illumos headers: https://github.com/jperkin/notes/blob/main/gcc-cpp-stdc/README.md