[Bug cobol/119217] cobol: build broken on non-linux by unguarded use of Linux-specific facilities.

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119217

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Possibly the _Float128 uses in the frontend can go away by using real.h or
alternatively mpfr.h