[Bug d/118448] [15 regression] libdruntime lacks Solaris SO_REUSEPORT

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=118448

--- Comment #1 from Rainer Orth <ro at gcc dot gnu.org> ---
Created attachment 60133
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=60133&action=edit
proposed patch