https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86402
Bug ID: 86402 Summary: Several targets missing AC_DEFINE(_GLIBCXX_USE_RANDOM_TR1) in crossconfig.m4 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: redi at gcc dot gnu.org Target Milestone: --- All the BSDs (including Darwin) support /dev/random and /dev/urandom and maybe HPUX too. They should define the config macro.