[Bug fortran/48244] iso-c-binding support missing on NetBSD (with patch)

[kuehro at gmx dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48244

--- Comment #8 from Kai-Uwe Eckhardt <kuehro at gmx dot de> ---
I found out the minimal set of patches to bootstrap. I will
open a bug report after running the testsuite.