compiler-rt: use __GLIBC_PREREQ for SANITIZER_INTERCEPT_GETRANDOM

[vitalybuka]

Summary

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

[eugenis]

LGTM

[vitalybuka]

rebase

compiler-rt/lib/sanitizer_common/sanitizer_platform_interceptors.h

 //===-- sanitizer_platform_interceptors.h -----------------------*- C++ -*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
 // This file defines macro telling whether sanitizer tools can/should intercept
 // given library functions on a given platform.
 //
 //===----------------------------------------------------------------------===//
 #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H
 #define SANITIZER_PLATFORM_INTERCEPTORS_H
 
 #include "sanitizer_internal_defs.h"
+#include "sanitizer_glibc_version.h"
 
 #if SANITIZER_POSIX
 # define SI_POSIX 1
 #else
 # define SI_POSIX 0
 #endif
 
 #if !SANITIZER_WINDOWS

 #define SANITIZER_INTERCEPT_FUNOPEN (SI_NETBSD || SI_FREEBSD)
 #define SANITIZER_INTERCEPT_FUNOPEN2 SI_NETBSD
 #define SANITIZER_INTERCEPT_GETFSENT (SI_FREEBSD || SI_NETBSD || SI_MAC)
 #define SANITIZER_INTERCEPT_ARC4RANDOM (SI_FREEBSD || SI_NETBSD || SI_MAC)
 #define SANITIZER_INTERCEPT_FDEVNAME SI_FREEBSD
 #define SANITIZER_INTERCEPT_GETUSERSHELL (SI_POSIX && !SI_ANDROID)
 #define SANITIZER_INTERCEPT_SL_INIT (SI_FREEBSD || SI_NETBSD)
 
-#define SANITIZER_INTERCEPT_GETRANDOM SI_LINUX
+#define SANITIZER_INTERCEPT_GETRANDOM (SI_LINUX && __GLIBC_PREREQ(2, 25))
 #define SANITIZER_INTERCEPT___CXA_ATEXIT SI_NETBSD
 #define SANITIZER_INTERCEPT_ATEXIT SI_NETBSD
 #define SANITIZER_INTERCEPT_PTHREAD_ATFORK SI_NETBSD
 
-
 #endif  // #ifndef SANITIZER_PLATFORM_INTERCEPTORS_H