compiler-rt: use __GLIBC_PREREQ for SANITIZER_INTERCEPT_GETRANDOM

Summary: Fixes https://github.com/google/oss-fuzz/issues/2836

Reviewers: eugenis

Subscribers: dberris, #sanitizers, llvm-commits

Tags: #sanitizers, #llvm

Differential Revision: https://reviews.llvm.org/D68178

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@373681 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed