[asan] use custom libc-free getenv; a bit of refactoring around mmap calls

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@147326 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/asan/asan_interceptors.h b/lib/asan/asan_interceptors.h
index 11fecc834..07b942081 100644
--- a/lib/asan/asan_interceptors.h
+++ b/lib/asan/asan_interceptors.h
@@ -123,6 +123,8 @@ extern strnlen_f        real_strnlen;
 // __asan::internal_X() is the implementation of X() for use in RTL.
 size_t internal_strlen(const char *s);
 size_t internal_strnlen(const char *s, size_t maxlen);
+void* internal_memchr(const void* s, int c, size_t n);
+int internal_memcmp(const void* s1, const void* s2, size_t n);
 
 // Initializes pointers to str*/mem* functions.
 void InitializeAsanInterceptors();