commit ce010e097dc041c7650235c887a456d0f624f802
Author: Alejandro Álvarez Ayllón <a.alvarezayllon@gmail.com>
Date:   Mon Jun 5 12:51:36 2023 +0000

    System protobuf

diff --git a/cmake/external/onnxruntime_external_deps.cmake b/cmake/external/onnxruntime_external_deps.cmake
index d7c6057ab4..f2aa9a4c46 100644
--- a/cmake/external/onnxruntime_external_deps.cmake
+++ b/cmake/external/onnxruntime_external_deps.cmake
@@ -147,22 +147,8 @@ if(Patch_FOUND)
 else()
  set(ONNXRUNTIME_PROTOBUF_PATCH_COMMAND "")
 endif()
-FetchContent_Declare(
-  Protobuf
-  URL ${DEP_URL_protobuf}
-  URL_HASH SHA1=${DEP_SHA1_protobuf}
-  PATCH_COMMAND ${ONNXRUNTIME_PROTOBUF_PATCH_COMMAND}
-  FIND_PACKAGE_ARGS 3.21.12 NAMES Protobuf
-)
-set(protobuf_BUILD_TESTS OFF CACHE BOOL "Build protobuf tests" FORCE)
-if (CMAKE_SYSTEM_NAME STREQUAL "Android")
-  set(protobuf_BUILD_PROTOC_BINARIES OFF CACHE BOOL "Build protobuf tests" FORCE)
-  set(protobuf_WITH_ZLIB OFF CACHE BOOL "Build with zlib support" FORCE)
-endif()
-if (onnxruntime_DISABLE_RTTI)
-  set(protobuf_DISABLE_RTTI ON CACHE BOOL "Remove runtime type information in the binaries" FORCE)
-endif()
 
+find_package(Protobuf REQUIRED)
 include(protobuf_function)
 #protobuf end
 
@@ -303,7 +289,7 @@ FetchContent_Declare(
 )
 
 # The next line will generate an error message "fatal: not a git repository", but it is ok. It is from flatbuffers
-onnxruntime_fetchcontent_makeavailable(Protobuf nlohmann_json mp11 re2 safeint GSL flatbuffers)
+onnxruntime_fetchcontent_makeavailable(nlohmann_json mp11 re2 safeint GSL flatbuffers)
 if(NOT flatbuffers_FOUND)
   if(NOT TARGET flatbuffers::flatbuffers)
     add_library(flatbuffers::flatbuffers ALIAS flatbuffers)