DO NOT MERGE : Fix build breakage due to 2d516d2d46b1b1.

Test: make
Test: zip_archive_test
Bug: 64211847

(cherry picked from commit 547c7d9a0b6651ace0ade7849661ba6c20770ae6)
(cherry picked from commit bfe4b5edb3097df66ddbf9639c3b3cd290734ed8)

Change-Id: Ide48ce66542e152d88520dcd6abcd104e48137f6
diff --git a/libziparchive/zip_archive.cc b/libziparchive/zip_archive.cc
index d0ba3d4..7cc9ac3 100644
--- a/libziparchive/zip_archive.cc
+++ b/libziparchive/zip_archive.cc
@@ -594,6 +594,8 @@
   return result;
 }
 
+static inline ssize_t ReadAtOffset(int fd, uint8_t* buf, size_t len, off64_t off);
+
 /*
  * Parses the Zip archive's Central Directory.  Allocates and populates the
  * hash table.
@@ -672,8 +674,8 @@
   }
 
   uint32_t lfh_start_bytes;
-  if (!archive->mapped_zip.ReadAtOffset(reinterpret_cast<uint8_t*>(&lfh_start_bytes),
-                                        sizeof(uint32_t), 0)) {
+  if (ReadAtOffset(archive->fd, reinterpret_cast<uint8_t*>(&lfh_start_bytes),
+                    sizeof(uint32_t), 0) != sizeof(uint32_t)) {
     ALOGW("Zip: Unable to read header for entry at offset == 0.");
     return -1;
   }