Index: compiler-rt/trunk/lib/sanitizer_common/sanitizer_rtems.cc
===================================================================
--- compiler-rt/trunk/lib/sanitizer_common/sanitizer_rtems.cc
+++ compiler-rt/trunk/lib/sanitizer_common/sanitizer_rtems.cc
@@ -239,8 +239,11 @@
   return true;
 }
 
-char **GetArgv() { return NULL; }
-const char *GetEnv(const char *name) { return NULL; }
+char **GetArgv() { return nullptr; }
+
+const char *GetEnv(const char *name) {
+  return getenv(name);
+}
 
 uptr ReadBinaryName(/*out*/char *buf, uptr buf_len) {
   internal_strncpy(buf, "StubBinaryName", buf_len);