--- ceph-19.2.0/src/tracing/CMakeLists.txt.orig	2025-01-23 17:51:43.874162594 -0500
+++ ceph-19.2.0/src/tracing/CMakeLists.txt	2025-01-23 17:54:21.877186735 -0500
@@ -6,6 +6,8 @@
 set(header_dir ${working_dir}/tracing)
 file(MAKE_DIRECTORY ${header_dir})
 
+set(CMAKE_C99_EXTENSION_COMPILE_OPTION "-std=gnu23")
+
 add_custom_target(tracepoint_libraries)
 
 file(GLOB tps "*.tp")